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					                                                              TA:                 F0?'3-                 4 |

                                                                                          -'t';j

                                      ffi'                          il    ::i'     r 1
                                                               .   . i   . i .:    :,-r            ..'
   Apil 12,2007
                                                                                  -..:    'a   1a:i,



   VIA OVERNIGHT UPS

  R::ft Yldgo*,secremry
  ulsurctof Columbia
                   publicbervice
  1333 SreetN.W.               Commission
       H
  Suite200,WestTower
  WashingtonD. 20005
               C




 Enclosed
        hereinfor filing
 original fifteen onbehalfof RNr! Inc. ('RNK',) d/b/aRl[gornmunicarions, prease
       and                                                                    find an
        toprovide .x.tang;;ffi; et.u d;*, iii. qr. No.r. RNi'was
                flri,."G-;r;tilq
                tocat                                                         granted
 ffitl                             byttre c"r"-irir"f i oro* No.t4zsidatea
                                                                             Aprir 9,
 Thefollowingpages
                 constitute initial tarifftansmittal:
                          this

                               OriginalpageNos. I through
                                                         60

mf#,T"?ftX*il'"f;;ffir;:?.H;:rriffifi;;.*.schedure,carryinganissueda
ii.I8"li::*U:r'l,",Trf#f-fis          filinspteasenot
                                                do hesitate
                                                        toconract viaemail
                                                               mq       at
Pleasedate-stampand
                           to mein theenclosed
                                             postage-paid
or"rdJ[;ffit,'offi::T                                 envelope copyof thiscover
                                                             the              retter
Sincerely,
  RNK Inc. d/b/a RNK CommunicationsrM
                                                                District of Columbiap.S.C.No.
                                                                                 Original paee




                                       RNK INC. DIB/A
                                  RNK COMMUNICATIONSTM

                               DEDHi3J,
                                  ilX :l.:"",Xffo, u
                                              i3 o,
                  REGULATIONSAND SCHEDULE
                                            OF INTRASTATECHARGES
                  APPLYINGTO FACILITIES-BASEO
                                             T'i'COMMTINICATIONS
                                  SERVICES WITHIN
                             THE DISTRICTOF COLUMBIA

                   Facilities-Based Resoldcompetitive
                                  and                 Network Services



                                 DESCzuPTION TAzuFF
                                           OF
 ThisTariff applies theFacilitiei-Based
                      to                   andResold relecommunications
                                                                      services
 rnc'd/blaRNKcommunicationsTM                                                 furnished RNK,
                                                                                      by
                                     {"nNil between or morepointsin theDistrictof
 Thistariff is on file withtheDistrict                one
                                      oiioiu-tiu pubrics.-i"" co.mission            columbia.
 inspectedduring   normal  business                                      andcopiesmaybe
                                  h";;;ilNK,s    principalplace business.
                                                               of




ISSUED:April 13,2007
By'                                                          Eflective: April 14"2007
                            RichardN. Koch, president
                                 333 Elm Street
                               Dedham, MA 02026
      RNK Inc. d/b/ aRNK CommunicationsrM
                                                                       Districtof Columbiap.S.C.
                                                                                                 No. I
                                                                                       Original paee2
                                              CHECK SHEET
  Thesheets  listedbelow,whichareinclusive
  of therespective                           of thistarif{ areeffective of thedate
                                                                       as
                   sheet originar
                        (s)'                                                         shown thebottorn
                                                                                             af
                                        r"tir"a sheets nuo'"Jb"low comprise
                                                       u.
  originaltariff andarecurrentry    ""J
                               in effectasof the dateof thebottom                alr changes   fiom the
                                                                    of thispage.
         SHEET                   REVISION
             I                     Orieinal                                            RBVISION
             2                                                   40                     Original
                                __1Q5@inal                       4l                     f)ri-i--l
                     J
                                   Ungrnal                     l)
                     +             Original                                             \-,rrglnal
                     5                                         43                      Original
                                   Orioin"l
                 6                                             44                      Original
                                 Orieinal                      45
                 7                                                                     Original
                               _Original                       46
                 8                                                                     Original
                                                               +l                      Original
                 9               Orieinal
                 10                                           48                       Original
                               _Original                      49
                     I                                                                 Original
                                 Original                     )U
                 2                                                                     Original
                              -  Orieinal                     5l
                 3                                                                    Original
                                 Original                    52
                 t              Original                     53
                                                                                      Original
                 I                                                                    Original
                                Original                     54
                 6                                                                    Original
                                Original                     55
                 7                                                                    Original
                                Original                     )o
                 !                                                                    Original
                                Orjginal                     57
                9                                                                     Original
                                Original                     58
               20                                                                     Original
                                Original                     59
               2l                                                                     Original
                                Original                     60
               22                                                                     Original
                                Original
                                Original
               24
               25
                                Original
               26               Original
               2'/              Original
               28               Original
               29               Original
               30               Original
               3l               Original
                                tJnglnal
           53                  Original
           1A
           )1
                               Ungrnal
           Jf
                               Original
           JO
                               Original
           ;
                               Original
           38                  Original
           JY
                               \Jrlglnal
SSUED: Aprll 13,2007
By'                                                                 Effective: April 14, 2007
                              RichardN. Koch, president
                                   333 EIm Street
                                 Dedham,MA02026
  RNK Inc. d/b/a RNK CommunicationsrM
                                                                                       District Columbia
                                                                                              of        p.S.C. I
                                                                                                              No.
                                                                                                     Originalpage3


                                                                 TABLE OF CqNTENTS
  T i t l es h e e t ' "
                                                                                                           ........1
 c h e c kS h e e t " " " " "
                                                                                                    .......... z
 Table f contents""""'
      o
                                                                                                  ..............3
 Symbols heet..........
       S
                                                                                                         .........4
 T a r i f fF o r m a S h e e t s . . . . .
                      t
                                                                                                  ........... 5
 SectionI - Technical
                    TermsandAbbreviations.......
                                                                                                     ... ... .....6
               -
 S e c t i o n 2 R u l e sa n d R e g u l a t i o n s . . . . . . . . . . . . .
                                                                                                            .......10
 Section - Service
        3         Territory/Local
                                Service
                                      Areas...                                                        ...........33
 Section - Special
       4         programs Offerings..................
                        and
                                                                                                  ...............34
 Section - BasicLocal Exchange
       5                     Services                                                             ...............35
 Section - Advanced
        6          Local Exchanged
                                 Services                                                 .............-........."46
 Section - RESERVED
       7           FOR FUTUREUSE...........
                                                                                              ..................50
 Section8 - Ancillary ExchangeServices
                                     ....                                                                             .
                                                                                              . . . . . . . . . . . . 5.I. . . .
Section - RESERVED
      9           FOR FUTUREUSE...........
                                                                                             ..................57
Section - RESERVED
      l0          FOR FUTUREUSE ...........
                                                                                               ................58
Section -Special Construction
      ll
                                                                                                        .........59




ISSUED:April13,2007
                                                                                     Effective: Aprll 14, 2007
By:                                               RichardN. Koch, president
                                                       333 Elm Street
                                                     Dedham,MA02026
  RNK Inc. d/b/a RNK CommunicationsrM
                                                           Districtof Columbiap.S.C.No. I
                                                                           Original page4


                                        SYMBOLS SHEET
 D - Deleted or DiscontinuedRate
                                 or Regulation

 I - change ResultingIn An Increase
                                   to A customer,sBill

 M - Moved From Another Tariff Location

 N-New

 R - ChangeResultingIn A Reduction
                                  To A Customer,s
                                                Bill
 T - Textual Change

 C - ChangedRegulation




ISSUED:
      April 13,2007
By:                                                      Effective: Aprll 14,2007
                             RichardN. Koch, president
                                  333 Elm Street
                                Dedham,MA 02026
  RNK Inc. d/b/a RNK CommunicationsrM
                                                                        Districtof Columbiap.S.C.No. I
                                                                                        Original page 5



                                       TARTF,F_F,OF.MATSr{EE T,S


 A' sheet Numbering - sheet numbers
                                        appeSr in-theupperright comer of the page.Sheets
 sequentially' However, new sheetsare                                                      are numbered
                                       occisionalty adaeoto ihe tariff. when a new sheet
 betweensheetsalready in effect, a decimal                                               is added
                                           is added.For example,a new sheetaddedbetween
 and l5 would be 14.1.                                                                        sheetsl4

 B' sheet Revision Numbers - Revision
                                            numbersalso appearin.theupperright cornerof each
 Thesenumbersare used to determine                                                                 page.
                                        the most current sheetversion on file with the Dc pSC.
 example'the 4th revisedsheet l4 cancels                                                          For
                                             the 3rd revisedSheet14.Because varioussuspension
                                                                                 of
 periods' deferrals' etc, the DC PSC follows
                                               in their tariff approvalprocess,the most current
 on file with the Board is not always the                                                       sheetnumber
                                          tariff page in                  the check Sheetfor the sheet
 currently in effect.                                     "rr".i.'conrult

                                        - rhere nine
                                              are levels
                                                       orparagraph Each orcoding
                                                                coding. level
 luiXf.:,i1?tTTl"",ltff.::l"HT"
                                2.
                                2.1.
                                2.1.1.
                                2.1.1.A.
                                2.1.1.A.1.
                                2.1.r.A.1.(a).
                                2.1.r.A.1.(a).I.
                                2.1.1.A.1.(a).r.(D.
                                2.1.l.A. t.(a).r.(i).(1).
                     -
D' check sheets Mt: a.tarifffiling is made
                                               with theDC psc, anupdated      check sheetaccompanies
thetariff filing' Thechecksheet  liststhesheets
                                              contained thetariff, with a cross
                                                        in                        reference the
                                                                                           to
curent revisionnumber'               pages added, checksheet changed reflect
                                          are
                           .whe1-1ew                the             is         to       therevision.
All revisions  madein a gjvenfiling areiesignated.by. asterisk
                                                    an         (*). There,iltt u. no othersymbolsused
on thispage these theonly changes
              if       are               made it (i.e.,theformat, remains same, revised
                                              to                   etc.         the      just
revisionlevels some
                 on       pages). taiiff usershould
                                The                 referto thelatest check sheet find outif a
                                                                                  to
particular sheet themostcurrent file with theDC pSC.
                  is                on




ISSUED:Aprll13,2007
                                                                     Effective: April 14, 2007
By:                             RichardN. Koch, President
                                     333 Elm Street
                                   Dedham,MA02026
  RNK Inc. d/b/a RNK CommunicationsrM
                                                                                     p"S.C. I
                                                                     District Columbia
                                                                            of              No.
                                                                                   Originalpage6



                                 that
                                    eonnects custorner's
                                         the         telephone RNK-designated
                                                            to an
  ffi::::ruffir1?;T:Jfr"Jent                                             srvitching
  Advance Payment: part or all of
                                  a paymentrequiredbeforethe start
                                                                     of service.
 Authorized user: A
                    Pfrso.n,firm, corporatiol, or any other entify autho
                                                                         rized bythe customer
                                                                                   to use the
                             the                   of
 ,t":ili"fitJr:ffi."runder      "ttt ""i-.""ditions ttris;r,i*. Thecustomer
                                                                         remains
                                                                               responsibrefor

 Bit:    Thesmalrest of information
                   unit            in the binarysystem notation.
                                                      of



 r1.,X#i""rtff;:f3#',T":here         local
                                         telephone
                                                switches other
                                                      and    equipment forpurposes
                                                                    reside      of
 company or carrier: RNK,Inc. d/b/a
                                   RNK communicationsrM, issuer this
                                                      the     of                tariff.
 commission "psc": TheDistrict
          or                  of columbiapubricService
                                                     commission
 customer: The person'firm, corporation
                                      or other entity that orders,cancels,
                                                                         amends usesservices
          is responsible payr'.rent charg.s
                       for,                                                     or
                                  of        and compliance   with the company,s
 I",*iil:                                                                     applicable
                                                                                       notices




ISSUED:April13,2007
By:                                                              Effective: Aprll 14"2007
                               RichardN. Koch, president
                                    333 Elm Street
                                  Dedham,NLA02026
  RNK Inc. d/b/aRNK CommunicationsrM
                                                                     Districtof Columbiap.S.C.No. I
                                                                                     Original page 7




              Facility: A facilitv or equipmentsystemor subsystem
                                                                 set asidefor rhe sole use of a specific
 3"t||ff:::


 End User: Any Customer of an intrastatetelecommunications
                                                          servicethat is not a   carrier.
 Individual case Basis ("ICB'): A service arrangement
                                                     in which the regulations, rates, and chargesare
 developed basedon the specificcircumstances the case.
                                            of


 LATA: Local Access and Transport Area. A geographic
                                                         areaestablished the U.S. District Court for
                                                                        by
 the District of Columbia in Civif Action No. 17-49,
                                                    within which a Local ExchangeCompanyprovides
 communications   services.

 LEC: Local ExchangeCompany.

 Marks: A collective term to mean such items as trademarks,
                                                            service marks, trade namesand logos;
 copyrighted words, artwork' designs,picfuresor images;or any otherdevice,i^ug" o, *erchandise
 which legal rights or ownershipare held or reserved                                             to
                                                    by an entitv.




ISSUED:Aprll13,2007                                                Effective: April 14, 2007
Byt                             RichardN. Koch, President
                                     333 EIm Street
                                   Dedham,MA02026
  RNK Inc. d/b/a RNK CommunicationsrM
                                                                    Districtof Columbiap.S.C.No. I
                                                                                    Original page g




 NEC.A: National ExchangeCarriersAssociation.


 Premises: The physical spacedesignated a
                                       by Customer or authorized user for the termination of the
 Company's service.


 Responsible
           organization: An entity selected the customer
                                          by           of toll-free(800/888/877)
                                                                              serviceto
 manage service.
      the

 RNK: Refers to RNK, Inc. dlb/aRNK CommunicationsrM,.

 Serving Wire Center: A specifiedgeographicpoint from which the vertical and horizonlal coordinate
 usedin calculationof airline mileaee.                                                             is



 standard Rate: The monthly recurring rate applicable
                                                         to a tariffed service ordered, purchased, or
 defaultedto the month-to-month service      o, agreement.
                                        flun
subscriber: The personl
                          ,filn' corporation, or other legal entity which arranges for services of the
company on behalf of third parfy customers or Authorized
                                                              Users. The subsciiber is responsible for
compliance  with the terms and conditionsof this notice.A Subscriber
                                                                     is also a customer under the terms
of the notice.




ISSUED:April13,2007                                               Effective: April 14,2007
By:                            RichardN. Koch, President
                                    333 Elm Street
                                  Dedham.MA02026
  RNK Inc. d/b/a RNK CornmunicationsrM                                                    p.S.C.No. I
                                                                      District of Columbia
                                                                                       Original page9

 SECTION 2 - RULES AND REGULATIONS

 2"1    {Jndertahingthe Cornpany

        This tariff          the rules' regulationsand rates applicableto intrastatetelecommunications
                    "ollui||
        servicesprovided.Pl         compiny within the District of columbia. Servicesare
                               .11"
        subject to the availability of facilities and subject to                                    furnished
                                                                    the terms and conditions of this tariff in
       compliancewith limitations set forth in the BFU's
                                                                 rules. In-statetoll servicesprovided by the
       company are provided on a statewidebasis and are not
                                                                        intendedto be limited geographically.
       The company offers service to all those who desire
                                                                     to purchase service from the company
       consistentwith all of the provisions of this tariff.
                                                             customers interestedin the company's services
       shall provide sufficient information to the company
                                                                     to fully identifu the Customer and the
       services requested.Service will be furnished
                                                            1ij tnrougn tne company's own facilities, (ii)
       through the use of network elementsprocured nom
                                                                acitities-based Loial bxchange carriers, and
       (iii) through a combinationof the foregoing.

 )',   Use

       The customer may use services provided under this
                                                              tariff for any lawful telecommunications
       purpose for which the-serviceis technically suited.
                                                           The servicesthe Company orr"., ,t ul not be
       used for any unlawful purpose or for uny u." as to
                                                             which the Customer has not obtained all
       required governmentalapprovals,authoriiations,licenses,
                                                                    consentsand permits. Resellersand
       rebillers of.the company's servicemust be certified
                                                            with the public service commission, to the
       extentrequiredby the commissionand/orDistrict of
                                                            columbia Law.
2.3    Limitations of Service

       2.3.1    Shortage of Equipment tracilities

                '1    The Companyres€rves right to limit or allocatethe use of
                                                the                              existing facilities,
                      or of additional facilities offered by the Company when necessary
                                                                                        becauseof
                      lack of facilitiesor due to someothercausebeyondthe company,s
                                                                                    control.
                '2    The furnishing of service under this tariff is subject to the availability
                                                                                                     on a
                      continuingbasisof all the necessary  facilitiesand is limited to the capacityof the
                      Company'sfacilities as well as facilities the Company may obtain
                                                                                               from other
                      carriers,from time to time, to furnish serviceur r"qui."d at the
                                                                                        sole discretionof
                      the Company.

                '3    The Companymay decline applicationsfor serviceto or from
                                                                               a location where
                      the necessary
                                  facilitiesor equipmentare not available.




ISSUED:April 13,2007                                                Effective: Aprll 14,2007
By:                             RichardN. Koch, President
                                     333 Elm Street
                                   Dedham,MA02026
 RNK Inc. d/b/a RNK CommunicationsrNr
                                                                      Districtof Columbiap.S.C.No. 1
                                                                                     Original page l0
 SECTION2 -RULES AND REGULATIONS,(Cont,d)

 2.3    Lirnitations Service,
                   of       (Cont'd)

        2'3'2      The company does not undertaketo transmit
                                                                      messages,  but offers the use of its
                   facilities when available,and will not be liable
                                                                    for errorsin transmission fbr failure
                                                                                              or
                   to establish connection.

        2'3'3     This tariff shall be interpreted and govemed
                                                               by the laws of the District of columbia
                  without regardto the State'schoice&lu*, provisions.

       2'3'4      Another telephonecompany must not interfere with
                                                                   the right of any person or entity to
                  obtain service directly from the Company.

       2'3'5      The customer has no property right to the telephone
                                                                       number or any other call number
                  designationassociated  with servicesfumished by the company. rrrc cornpu"y
                  the right to changesuch numbers,or the central                               reserves
                                                                 office designationassociatedwith such
                  numbers,or both, assignedto the Customer,whenever
                                                                        the Company deemsit necessary
                  to do so in the conductof its business.

       2'3'6      The company reservesthe right to discontinue
                                                                    service, limit service, or to impose
                  requirementson Customersas required to meet
                                                                  changing regulatory or stafutory rules
                  and standards, when such rules and standardshave-an
                                 or                                         adversematerial affect on the
                  businessor economic feasibility of providing service,
                                                                        as determinedby the Company in
                  its reasonable
                               judgment

       2'3'7     The Companyreserves right to discontinue
                                          the                      servicewhen necessitated conditions
                                                                                            by
                 beyond its control, or when the Customer is using
                                                                          the service in violation of the
                 provisionsof this tariff or in violation of the law.

       2'3'8    The Company may require a Customer to immediately
                                                                      shut down its transmission of
                signalsif said transmission causinginterference theirs.
                                          is                  to




ISSUED: April 13,2007
                                                                   Efltctive: April 14,2007
By:                            RichardN. Koch, President
                                    333 Elm Street
                                  Dedham,MA02026
 RNK Inc. d/b/a RNK CommunicationsrM
                                                                        Districtof Columbiap"S.C.No. I
                                                                                       Originalpage 1l
 2.4    Liability of the Company

        2.4"1      The liability of the.company for damages     arising out of the fumishing of its services,
                   including but not limited to mistakes,*-missionr,-lntemrptions,
                                                                                      delays,or errors,other
                   defects, representafions the Company,or use
                            or                 by                       of theseservicesor damages      arising
                   out of the failure to furnish the servicewhether caused
                                                                               by acts of omission,shall be
                   limited to the extension of allowancesfor intemrption
                                                                               u, ,"t forth in Seciion 2.11,
                  below' The extension of such allowances for interruption
                                                                                snatt be the sole remedy of
                  the customer and the sole liability of the compuny.
                                                                         rn" -o-p*y     will not be liable fbr
                  any direct, indirect, incidental, special, consequential,
                                                                            exempiary or punitive damages
                  to Customer as a result of alY company service,
                                                                                  or facilities, or the acts or
                  omissionsor negligence the Comiany's employees
                                            of                        "q,rlpment
                                                                          or agents.
        2.4.2    with respect to any other claim or suit, by a customer
                                                                              or by any others, for damages
                 associatedwith the ordering (including the reservation
                                                                            of any specific number for use
                 with a service), installation (including delays
                                                                         thereof), provision, termination,
                 maintenance,repair, intemrption or restorition oi uny
                                                                          *ervi"e or facilities offered under
                 this tariff, and subjectto the provisionsof sect ion
                                                                      2.i1 , the company,sliability, if any,
                 shall be limited as providedherein.

       2.4.3      The Company shall      be liable for any delay or failure of performanceor equipment
                                     loJ
                 due to causesbeyond its control, including but not
                                                                      limited to: acts of God, fire, flood,
                 explosion or other catastrophes;the inability to
                                                                     access emergency services after a
                 completed911 call or call attemptin accordance    with this tarift any law, order, rule,
                 regulation,direction, action or requestof the government
                                                                             of the District of Columbia
                 or of any other government,or of any military authority;
                                                                           preemption of existing ,;;i;"
                 in compliancewith national emergencies;    insunectionr;^.iotr;'*ars; unavailability of
                 riglrts-of-way or materials, or sirikes, lockouts,
                                                                       *-t   ,t"ppages, or other labor
                 difficulties.

       2.4.4    The Company shall not be liable for: (a) any act or
                                                                     omission of any entify furnishing
                the Company or the Company's customers iacilities
                                                                    o, equipment used for or with the
                servicesthe Company offers; or (b) for the acts or omissions
                                                                             of other common carriers
                or warehousemen.

       2.4.5    The Company shall not be liable for any damages
                                                                   or losses due to the f,ault or
                negligence the Customeror due to the failure or malfunction
                          of                                                of Customer-provided
                equipment facilities.
                         or

       2.4.5     The Customershall indemnifu and hold the Company
                                                                       harmlessfrom any and all loss,
                 claims, demands,suits or other action, or any tiaUltlty
                                                                         whatsoever,  whether suffered,
                made, instituted, or assertedby any other party or person(s),
                                                                              and for any loss, damage,
                or destruction of any property, whether owned uy ttre
                                                                        cusiomer or others, causedor
                claimedto have beencauseddirectlyor indirectly by the
                                                                         installation,operation, failure
                to operate, maintenance,removal, condition, location
                                                                          or use of any insiallation
                          by the Company.The company reserves right to
                                                                   the
                f.r-oviae0                                                    requireeachCustomerto
                slgn an agreementacknowledgingacceptance the provisions
                                                                of                 of this section as a
                conditionprecedent suchinstallations.
                                     to

ISSUED:Aprll13,2007
                                                                     Effective: Aprll 14, 2007
By:                            RichardN. Koch, president
                                    333 Elm Street
                                  Dedham,NIA02026
  RNK Inc. d/b/a RNK CommunicationsrM                                   District of Columbiap.S.C.No" 1
                                                                                        Original page 12
  SECTION2 - RULES AND REGULATIONS,(Cont,d.)

 I-iabilityof ttreComparey
                         (Comf'd)

          2"4.7     The Company shall not be liable for any defacementof or damage
                                                                                             to Customer
                    premises  resultingfrom the furnishingof services equipmenton ,r.h premises
                                                                      or                           or the
                    installation or removal thereof, unless such deface*.nt br damage
                                                                                      is causedby gross
                    negligenceor willful misconductof the company's agentso, .-ployr"s.
                                                                                            No agen"ts or
                    employeesof other participating carriers shali be deemedto be agents
                                                                                         or employeesof
                    the Company.

         2.4.8      Notwithstanding the Customer'sobligations as set forth in this tariff,
                                                                                           the Company shall
                    be indemnified, defended,and held harmlessby the Customer or
                                                                                         by others u.rt6orir"a
                    by it to use the service against any claim, loss or damage arising from
                                                                                               Customer,suse
                   of services furnished under this tariff including: claims for libe'i,
                                                                                         slander, invasion of
                   privacy or infringement of copyright arising from the material,
                                                                                       data, information, or
                   other content transmitted via the Company's service; and patent
                                                                                         infringement claims
                   arising from combining or connecting the service offerid by
                                                                                          the company with
                   apparatusand systemsof the Customeror others;and all other claims
                                                                                            arising'ouiof any
                   act or omission of the Customer or others, in connection with any
                                                                                         service provided by
                   the Company pursuantto this tariff.

         2.4.9     The entire liability       company for any claim, loss, damage or expensefiom any
                                        "lj!"
                   causewhatsoever shall in no event exceed sums actually paidlo
                                                                                     the iompany by trre
                   Customerfor the specific servicesgiving rise to the claim, and no action
                                                                                             oip.o"""aing
                   against the Company shall be commenced more than one year
                                                                                      after the service is
                   rendered.

         2.4.10    The Company makes no warrantiesor representatlons,         express or implied, including
                   warranties of merchantability or fitness for a particular use, except those
                                                                                               expresslyset
                   forth herein.

        2.4.11 The company shall not be liable for any act or omission of any
                                                                              other company or
                  companiesfumishing a portion of the service, or for damagesassociated  with service,
                  channels,or equipmentwhich it doesnot furnish, or for dariages which result
                                                                                              from the
                  operationof Customer-provided  systems,equipment,facilities or serviceswhich are
                  interconnectedwith Companyservices.

        2.4.12 The Company does not guarantee nor make any warranty with
                                                                         respect to service
                   installations locationsat which thereis presentan atmosphere
                               at                                                  that is explosiveprone
                  to fire, dangerousor otherwiseunsuitablefor such instaiations. The
                                                                                           Customershall
                  indemnif, and hold the company harmlessfrom any and all loss,
                                                                                         claims, demands,
                  suits or other action, or any liabilify whatsoever,wheiher suffered, made, instituted
                                                                                                        or
                  asserted the customer or by any other party, for any personal injury to,
                            by                                                                or death of
                  any person or persons,or for any loss, damageor destruction of any properfy,
                                                                                                   owned
                  by the customer or others, caused or claimed to have been
                                                                                      cauied, directly or
                  indirectly, by the installation, operation, failure to operate, maintenance,
                                                                                                 removal.
                  presence,condition, locations or use of service furnished by
                                                                                   the company at such
                  locations.
          :
I SS U E DAp ri l 1 3 ,2 0 0 7                                         Effective: April 14, 2007
By:                              RichardN. Koch, President
                                      333 Elm Street
                                    Dedham.MA02026
 RNK Inc. d/b/a RNK CommunicationsrM
                                                                      Districtof Columbiap.S.C.No. I
                                                                                     Originalpage l3
 SECTION 2 - R.ULES AND REGULATtrONS, (Cont,d.)

 2.4   Liability of the Cornpany,(Cont'd")

       2'4'13    The Company shall not be liable for the Customer's     failure to fulfill its obligationsto
                 take all. necessary steps including, without limitation,
                                                                                obtaining, installing and
                 maintaining all necessaryequipment,materialsand supplies,
                                                                                   for interconnecting   the
                 terminal equipment or communications system of the
                                                                            austomer, or any third party
                 acting as its agent, to the Company's network. The Customer
                                                                                  shali secureall licenses,
                permits, rights-of-way, and other arrangements     necessaryfor such interconnection.In
                addition, the Customer shall ensure that its equipment and/or
                                                                                    systems or that of its
                agent is properly interfaced with the Companyb iervice, that
                                                                                  the signals emitted into
                the Company's network are of the proper moie, band-width, power,
                                                                                            data speed,and
                signal level for the intendeduse of the iustomer and in compliance
                                                                                       with the criteria set
                forth in Section2'9 followinq, and that the signals do not damage
                                                                                     Company equipment,
                injure its personnelor degradeservice to othir customers. If
                                                                                G customer or its agent
                fails to maintain and operateits equipment and./orsystem or that
                                                                                     of its agent properly,
                with resulting imminent harm to Company equipment, personnel,
                                                                                          or the quality of
                service to other Customers'th_e Company may, upon writtin notice, require the use of
                protective equipment at the Customer's              If this fails to pioau." satisfactory
                                                          "*p"nr..
                quality and safety, the Company may, upon written notice,
                                                                                terminate the Customer,s
                servicewithout liability.

       2'4'16 In conjunction with the Busy Line verification
                                                             and Intemrpt Service,the customer shall
              indemnifi' and savethe Company harmlessagainstall claims that
                                                                               may arise from either
              party to the intemrpted call or any person.

       2.4.17 RESERVEDFORFUTURE USE


       2.4.18 RESERVED FORFUTURE USE.




ISSUED:Aprll13,2007                                                 Effective: April 14, 2007
By:                           RichardN. Koch, President
                                   333 Elm Street
                                 Dedham,MA02026
 RNK Inc. d/b/a RNK CommunicationsrM                             Districtof ColumbiaP.S.C. No. I
                                                                                Original Page14



       2'4'19   The Company shall not be liable for any act or omission conceming
                                                                                  the
                implementation presubscription, definedherein.
                              of              as

      2'4.20 Any provisionsthat limit liabilify or damages not apply to the extent
                                                         do                       they conflict with
             DC PSC rules.


      2'4'21 The Company shall not be liable for charges from the underlying
                                                                                  LEC should a
             Customer's account incur a non-discountedservice or charge nom itre-underlying
                                                                                            Local
             ExchangeCarrier.

2.5   Obligations of the Company

      2'5'l     Service may be initiated basedon a written or verbal agreementbetweenthe Company
                and the Customer.




ISSUED:
      April 13,2007                                             Effective: Aprll | 4, 2007
By,                          RichardN. Koch, President
                                  333 Elm Street
                                Dedham,MA02026
 RNK Inc. d/b/a RNK CommunicationsrM                                                  p.S.C. I
                                                                      District Columbia
                                                                             of             No.
                                                                                          page15
                                                                                   Original

 SECTION 2 - RULES AND REGULATIONS, (Confld")

 2.5   Obligationsof the Connpany,
                                 (Cont,d)

        2.5.2     NotificationofService_AffectingActivities

                  The Company will provide the Customer reasonablenotification
                                                                                      of service-affecting
                  activities that may occur in normal operation of its business.
                                                                                     Such activities may
                  include, but are not limited to, equipment or facilities
                                                                                additions, removals or
                  realrangementsand routine preventive maintenance.Generally,
                                                                                  such activities are not
                  specific to an individual Customerbut affect many Customeri
                                                                                 services.The Company
                  will.work cooperativelywith Customersto determinetheir
                                                                               reasonable    notifications
                  requirements.With some€m€rgencyor unplannedservice-affecting
                                                                                      conditions, such as
                  outageresulting from cable damage,notification to the Custo."r
                                                                                  ttt-uynot be possible.
2.6 Assignmentsor Transfer

       Neither the Company nor the Customer may assign or transfer its
                                                                           rights or duties in connection
       with the servicesand facilities provided by the Company without
                                                                          the expresswritten consent of
       the other party, except.lhat the Company may assign its rights and
                                                                             duties (a) to any subsidiary,
       parent company or affiliate of the Company; (b) pursuant
                                                                  to any sale or transfer of substantialiy
       all the assetsof the Company; or (c) pursuant to any financing, merger
                                                                                 or reorganizationof the
       Company' Such transfer or assignmenishall only apply *h"r" ih.r.
                                                                            is no significant intemrption
       of the use or location of service. All terms ana conoiiions contained
                                                                              in this tariff shall apply to
       suchpermitted transferees assignees, well as all conditions of
                                  or            as                        service.


2.7    Minimum Period

       The minimum period for which services are provided and for
                                                                          which rates and charges are
       applicableis one (l) month unlessotherwisespecifiedin this tariff
                                                                            or by mutually agreedupon
       contract' The Company reservesthe right to require a minimum
                                                                        charge in excessof oi. month,s
       service' If the period of use exceedson. *onih, the chargesfor
                                                                          the fiactional part of a month
       following and consecutivewith a full month shall be a propirtionate
                                                                            part of the monthly charges,
       based on the actual number of days the service is furnished.
                                                                       For the purpose of determining
       chargesfor a fractional part of a month, every month is considered
                                                                         to have thirry (30) days.
2.8    Obligations of the Customer

       2.8.1    General - The Customer
                                     shall be responsible
                                                        for:

                .A    the paymentof all applicable      pursuantto this tariff;
                                                  charges




ISSUED:Aprll13,2007                                                 Effective: April | 4, 2007
By:                            RichardN. Koch, President
                                    333 Elm Street
                                  Dedham.MA02026
 RNK Inc. d/b/a RNK CommunicationsrM
                                                                       Districtof Columbiap.S.C.No. I
                                                                                      Original page l6
 SECTION2 - RULES AND REGULATIONS, (Cont,d.)

 2.8   Obligationsof the CustonaeN",
                                 (CoEet'd)

                  .B     reimbursingthe Company for damageto, or loss
                                                                         of the Company,s   facilities or
                         equipment caused by the acts or omissions
                                                                           of the customer; or the
                         noncompliance by the customer, with these terms
                                                                           and conditionr; o. iy fire or
                        theft or other casualty on the customer's premises,
                                                                                 unless caused by the
                        negligenceor willful misconductof the employees
                                                                            or'agents of the company.
                        The company will upon reimbursement foi
                                                                        damages, cooperate with the
                        Customer in prosecuting a claim againstthe person
                                                                          ,uuling such damageand the
                        customer shall be subrogatedto the company's right
                                                                             of recovery of damagesto
                        the extent of such payment;

              'c        providing at no,charge, as specified from
                                                                    time to t{me by the company, an!
                        neededpersonnel,equipment,spaceand power to
                                                                         operateclmpany facilities and
                        equipmentinstalled on the premisesof the Customer,
                                                                             and the lwel of heating and
                        air conditioning necessaryto maintain the proper
                                                                         op"ruling environment on such
                        premises;

              'D        Any costsassociated   with obtainingand maintainingthe rights-of-waydescribed
                        herein, including the costs of altering the structurJto
                                                                                  permit installation of the
                        company-provided facilities, shall be b^orne   entirely by, or may be charged by
                        the company to, the customer. The company
                                                                            may."qui." the customer to
                        demonstrate its compliance with this secti,onprior
                                                                                to accepting an order for
                        service;

              'E        providing a safe place to work and complying
                                                                        with all laws and regulations
                       regarding the working conditions on the premisJs
                                                                         at which Company eriployees
                       and agents shall^be installing or maintaining the
                                                                             Company,s facilities and
                       equipment. The customer may be required to install
                                                                               und *uintuin company
                       facilities and equipment within a hazaidous area
                                                                         if in the company's opinion
                       injury or damage.to the company's employees or properfy
                                                                                    might result from
                       installationor maintenance   byih"-Co.puny. The Customershall be responsible
                       for id-entiffing, monitoring, removing and disposing
                                                                            of any hazardousmaterial
                       (e.g.friable asbestos)priorto any construction installation
                                                                     or           work;
             'F         complyingwith all laws and regulationsapplicable and obtainingall consents,
                                                                        to,
                        approvals,licensesand permits as may bi-required
                                                                         with respectto, the location
                        of company facilities and equipmentin any customer
                                                                            f."*ir., or the rights_of_
                       way for which Customeris responsible, granting
                                                              and         o, obtainingpermislion for
                       Companyagentsor employees enterthe premises-of
                                                     to                     the Customerat any time
                       for the pu{pose of installing, inspecting, maintaining,
                                                                                   repairing, or upon
                       terminationof servicesas statedherein,reiioving
                                                                       ,n. ailti,i", or equipmentof
                       the Company;

             .G        RESERVEDFOR FUTURE USE



ISSUED:
      April 13,2007                                                  Effective: Aprll 14,2007
By:                            RichardN. Koch, president
                                    333 Elm Street
                                  Dedham.MA02026
 RNK Inc. d/b/a RNK CommunicationsrM
                                                                    District of Columbiap.S.C.No. I
                                                                                    Originalpage l7
 SECTION2 - RULES AND REGULATIONS,(Cont,d.)

 2"8   Obligations flreCustorner,
                 of            (Cont'd.)

       2.8.1           (Cont'd.)
                General,

                'H    not creating or allowing to be placed or maintained
                                                                            any liens or other
                      encumbrances the Company's
                                   on              equipment facilities; and
                                                            or

               'I     making Company facilities and equipmentavailable periodically
                                                                                      for maintenance
                      purposes at a time agreeable to both the Company
                                                                              and the Customer. No
                      allowance.for intemrptions in service will be made for the period
                                                                                         during which
                      service is intemrpted for suchpurposes;and,

               'J     paying all non-discountedservice or other charge
                                                                       from the underlying Local
                      ExchangeCarrier related to the Customer'saccount,which
                                                                               the Company will
                      pass-through chargeto the Customerat the Company,s
                                  the                                      cost.
       2.8.2   Claims

               With respect to any service or facility provided by the
                                                                        Company, Customer shall
               indemnifr, defend and hold harmlessthe bompany ao*
                                                                      all claims, actions, damages,
               liabilities,costsand expenses,
                                            includingt"uronubl. uttorneys,feesfor:


               .A    any loss, destructionor damageto properfy of the company or
                                                                                    any third-party, or
                     the.death of or injury to persons,including, but not limited to,
                                                                                        employeesor
                     invitees of either the company or the customer, to the extent
                                                                                        caused by or
                     resulting from the negligent or intentional act or omission of the
                                                                                        customei, its
                     employees,agents,representatives invitees; or
                                                        or

               .B    any claim, loss damage, expenseor liability for infringement of any
                                                                                              copyright,
                     patent, trade secret,or any proprietary or intellectual property
                                                                                      right ofunv ttira-
                     party, arising from any act or omission by the customer,
                                                                                      including without
                     limitation, use of the company's services and facilities in a
                                                                                            manner not
                     contemplatedby the agreementbetweenthe Customer and the Company.

               .C    any provisions that limit liability or damagesdo not apply to the
                                                                                       extent they
                     conflict with Commissionrules.




ISSUED:
      April 13,2007                                               Effective: April 14, 2007
By:                          RichardN. Koch, President
                                  333 Elm Street
                                Dedham.MA02026
 RNK Inc. d/b/a RNK CommunicationsrM                               District of ColumbiaF.S.C.No. I
                                                                                   Originalpage l8
 SECTION2 - RULESAND REGULATIONS,        (Cont'd.)
 2.9  Billing and Paymentf,orService,
                                    (Cont'd)

       2.9"1    Responsibilityfor Charges

                The Customer is responsiblefor payment of all charges for
                                                                                service and facilities
                furnished by the Company to the Customer or its Joint or Authorized
                                                                                      Users, including
                nonrecurring chargesor service chargesassociated  with service and facilities furnished.
                Charges for installations, service connections,moves and rearrangements
                                                                                            are payable
                upon demand to the Company or its authorized agent. Billing
                                                                               thireafter will include
                recurring chargesand actual usageas defined in thiJ tariff.

                In particulaq but not exclusively, the Customer is responsible for
                                                                                   any and all cost(s)
                incurred as the result of:

                'A    any delegation of authority resulting in the use of his or her communications
                      equipmentand / or network serviceswhich result in the placement
                                                                                      of calls via the
                      Company;

               .B     any and all use of the service arrangementprovided by the company,
                                                                                         including
                      calls which the Customerdid not individually authorizi

               .C        calls placed by or through the customer's equipment via any remote
                     1ny                                                                    access
                     feature(s);

               'D    any calls placedas a result of the Customer'sintentionalor negligent
                                                                                         disclosure
                     of Authorization codes or pIN numbersassignedto the customer; and

               'E    any and all calls placed to a toll free telephonenumber (e.g., 800/ggg)provided
                     to the Customerby the Company.

      2.9.2    Bitling and Collection of Charges

               Bills will be rendered
                                    monthly to Customer.

               'A    All service, installation, monthly Recurring Chargesand Non-Recurring
                                                                                           Charges
                     are due within 30 days of receipt.

               'B    The Companyshall presentbills for RecurringChargesmonthly to the Customer,
                     for the month that serviceis provided.

               'C    For new customersor existing customerswhose service is disconnected,
                                                                                              the
                     charge for the fraction of the month in which service was furnished will
                                                                                               be
                     calculatedon a pro rata basis.For this purpose,every month is considered
                                                                                               to
                     have30 days.




ISSUED:
      April 13,2007                                              Effective: April 14,2007
By:                          RichardN. Koch, President
                                  333 Elm Street
                                Dedham,}i4.A0:2026
 RNK Inc. d/b/a RNK CommunicationsrM                                             p.S.C.
                                                                 District Columbia
                                                                        of             No. I
                                                                                     pagel9
                                                                              Original
 SECTION2 - RULES AND REGULATIONS,(Cont'd.)
 2.9  Billing and Payment Service,
                        for      (Cont'd)

      2"9.3   Late Fayrnenf
                          Changes

              The Companyreserves right to assess late paymentcharge
                                      the                a                      of l.So/oper month on
              any past due balance. A balance is considered past due if-unpaid
                                                                                      thirty (30) days
              following the date of the bill listing amounts o*ed by the Customer.
                                                                                     The late payment
              chargewill apply to all past due amountsbilled undei this tariff,
                                                                                excluding one mtnth,s
              local service charge,but including arrearsand unpaid late payment
                                                                                  charges.

              Late.payment chargesdo not apply to those portions (and
                                                                            only those portions) of
              unpaid balancesthat are associated with disputed amounts. Undisputedamountson the
              same bill are subject to late payment charg-s if unpaid and carried
                                                                                  forward to the next
              bill.

              Late payment chargesdo not apply to final accounts.

              Late payment chargesdo not apply to governmentagenciesof the
                                                                           District of Columbia.
              These agenciesare required to make payment in aicordance with
                                                                             applicable District
              law.




ISSUED:April 13,2007                                           Effective: Aprll 14, 2007
By,                        RichardN. Koch, president
                                333 Elm Street
                              Dedham, MA02026
 RNK Inc. d/b/a RNK CommunicationsrM                             Districtof ColumbiaP.S.C. No. I
                                                                                Original page20

 SECTION2 - RULES AND REGULATIONS,(Cont'd.)
 2,9  Bitling and Paymentfor Service,
                                    (Cont'd)
      2.9"4   Deposits

              As a condition of supplyingservice,the Companymay require a reasonable
                                                                                          depositif,
              after notice of the methods of establishing .t"dit und being afforded an opporfunity,
                                                                                                    a
              customerhas not established  credit.

              'A    Subjectto specialprovisions as may be set forth below and in Section2.9.5
                                                                                                    of
                   this Tariff, any applicant or customer whose financial responsibility is
                                                                                                  not
                   establishedto the satisfaction of the Company may be required to deposit a sum
                   up to an amount equal to the total of the estimatedlocal service and intraLATA
                   toll chargesfor up to two months for the facilities and service. If the minimum
                   period of service for the requestedfacilities and service is more than one
                                                                                               month,
                   as specified in this Tariff, the customer may also be required to deposit a sum
                                                                                                   up
                   to an amount equal to the total charges for service for the minimum servicl
                   period less any connectionchargepaid by the customer.

              'B   The fact that a deposithas been made shall in no way relieve the applicant
                                                                                                 or
                   customer from complying with the Tariff regulations for the prompt piyment
                                                                                                 of
                   bills on presentation. Each applicantfrom whom a deposit is colleciei will
                                                                                                 be
                   given a certificate of deposit and circular containing tiie terms and conditions
                   applicable to deposits,in accordancewith the Rules and Regulationsof
                                                                                                the
                   Commissionpertainingto customerdeposits.

              .C   Interest on Deposits

                   Simple interest at the rate, and at the frequency specified by the Commission
                   shall be credited or paid to the Customerwhile the Company holds the deposit

              .D   Additional Deposit

                   If the amount of a deposit is proven to be less than required to meet the
                   requirementsspecified above,the Customershall be required to pay an additional
                   depositupon request.




ISSUED:Aprrl13,2007                                            Effective: Aprll 14, 2007
By:                        Richard Koch,President
                                 N.
                                333Elm Street
                              Dedham,MA02026
 RNK Inc. d/b/aRNK CommunicationsrM                                                     p.S.C.
                                                                        District Columbia
                                                                               of             No. I
                                                                                     Original
                                                                                            Page2l
 SECTION2 - RULES AND REGULATIONS,(Cont,d.)
 2.9  Billingand Payment Service,
                       for      (Cont'd)

                    "E    R.eturm Deposif
                                 of

                          When a deposit is to be returned, the customer may requestthat the
                                                                                               full amount
                          of the depositbe issuedby check. If the customerrequests    that the full amount
                          be credited to amounts owed the Company, the Company will process
                                                                                                       the
                          transaction on the billing date and apply the deposit to- any urnount
                                                                                                  currently
                          owed to the Company, and retum any remaining amount oi the
                                                                                            deposit to the
                          customerby check.

      2.9.5    Limitations on Deposit Requirements

               In the following situations, as otherwiserequiredby Commission
                                          or                                    rules,a depositwill
               not be required,or the requirementwill be *odifi"d in the mannerspecified.

               'A         The Companywill not requirea cashdepositfrom a new residentialcustomer
                          upon application,forservice,if the prospective
                                                                       customer
                                                                              hasnot previouslyhad
                          service from the Company.

              'B          The Company will not require a cashdeposit from a residentialcustomer
                                                                                                   upon
                          application for new service, if the Customerhad servicepreviously from
                                                                                                  the
                         Company,exceptunderthe following circumstances: j if the Customer
                                                                               (t                  has had
                         serviceterminatedfor nonpaymentby the Company witirin the last twelve (12)
                         months; (2) the Customerhad serviceterminatedbecauseof unlawful use
                                                                                                    or theft
                         of the service,deliveredto or situated the Customer's
                                                                 on                premises within the last
                         twelve (12) months,the company notified the customer in writing that
                                                                                                 such
                         termination was for such unlawful use, and that if such termination was
                         adjudicated  beforethe commission,the commission's determination      was
                         unfavorableto the Customer;or (3) the Customer's accountwas at leastforty-
                         five (45) days delinquent on three or more occasionsduring the last 12 monihs
                                                                                                         of
                         service.

              .C         In additionto requiringa deposit, company may conditionextension
                                                         the                                of a
                         new serviceapplicationto a residential
                                                              customer who had servicepreviously
                         with the company on payment of all outstandingamountsdue the -ompany.

              .D         A residential
                                     customermay pay any requireddepositthat exceeds
                                                                                   $35.00in up to
                         three(3) monthly installments.

              .E         No depositfor residential
                                                 customers
                                                         may exceed$100.00.

              .F         A depositwill not be requiredto continuethe provision of an existingResidential
                         customer'sserviceunless:(l) the customer's accountwas at leastforty-five (45)
                         daysdelinquenton threeor more occasions   during the last l2 months;or (2) the
                         customerdivertedor procuredservicein an unauthorized    manner,at the same
                         premises,within the lasttwelve(12) months


ISSUED: April 13,2007                                                 Effective: Aprrl 14,2007
By:                              RichardN. Koch, President
                                      333 Elm Street
                                    Dedham,MA02026
 RNK Inc. d/b/aRNK CommunicationsrM
                                                                Districtof Columbiap"S.C.No. I
                                                                               Original page22
 SECTION2 - RULES AND REGULATIONS,(Cont'd.)
 2.9  Billing and Payment Service,
                        for      (Cont'd)


      2"9.6 Dishonoredpayments


            The customershall be responsiblefor the payment of a Returnedpayment
                                                                                     charge of
            $10 00t will apply whenever a payment for service is not acceptedby
                                                                                the institution on
            which it is written. The Return payment charge appliesto any payments
                                                                                   which are
            unableto be processed, is not limited to: Insuificientfundsiunable
                                     but                                         to locateaccount.
            accountclosed;balanceheld; drawn againstuncollected    funds;accountgamished;
            payment stopped;no funds; accountfrozen; or post no
                                                                  debits.

            If a dishonored paymentis madein response a disconnection
                                                       to               notice,the customer  will
            have five (5) business
                                 days' graceperiod to rendera money orderor cashier,s  checkfor
            the amount due plus applicable chargesand fees to the Company
                                                                          before servicewill be
            discontinued.




ISSUED:Aprll13,2007                                           Effective: April 14, 20A7
By:                        RichardN. Koch. President
                                333 Elm Street
                              Dedham.MA02026
 RNK Inc. d/b/a RNK CommunicationsrM                                District of ColumbiaP"S.C. No" I
                                                                                    Original page23
 SECTION2 - RULES AND REGULATIONS,(Confd.)

 2.9    Billing and paymentfor Service,
                                      (Cont'd.)

       2.9.7     Disputed
                        Bilts

                 The Customershall notif,-the Companyof any disputeditems on
                                                         -of                      a bill within 30 days
                 (90 days, if a residential Customer)        reclipt. Any unresolved disputes may be
                 directedto the attentionof the Public ServiceCommissionof the Districi
                                                                                          of Columbia,
                 1333 H Street, N.W., Suite 900 West Tower, Washington,
                                                                                    DC 20005. The
                 Commissionmay also be reached    toll free at (202) 626-5120.

2.10   Discontinuance of Service

       Service continues to be provided until canceledby the Customer
                                                                        or until discontinued by the
       Company as set forth below in accordance with thoDistrict of Columbia Municipal Regulations,
       Tit' 15, $$310-315.The Companymay renderbills subsequent the  to    terminationof servicefor
       charges incurred before termination. The suspensionor discontinuance
                                                                                of service(s) by the
       Company pursuantto this Section does not ."ii"u" the Customerof any
                                                                               obligation to pay the
       company for chargesdue and owing for servicesfumished during the
                                                                         time of or up to suspension
       or discontinuance.

       2.10.1 upon nonpayment of any amounts.owing to the company,
                                                                          the company may suspend
              service by giving 15 days prior written notice to the iustomer. In
                                                                                 the event payment is
              not receivedwithin l0 days of the suspension service,the Company
                                                              of                        ma; terminate
              service without incurring any liability. The Company shall provije
                                                                                     i rr"il notice of
              termination of servicetwo (2) days before the propoieddiscontinuance.

       2'10'2 Upon violation of any of the other material terms or conditions for
                                                                                  fumishing service the
              Company may, by giving seven (7) days prior notice in writing to
                                                                                         thJ Customer,
              discontinue or suspendservice without incurring any liability if sucliviolation
                                                                                              continues
              during that period.

       2'10'3 Upon condemnation of any material portion of the facilities used
                                                                                  by the Company to
              provide service to a Customer or if a casualtyrendersall or any material portion
                                                                                               of such
              facilities inoperablebeyond feasible repair, the Company,by notice to the
                                                                                        Customer,may
              discontinue suspend
                            or       servicewithout incuning uny tiu6rtity.




ISSUED:
      April 13,2007                                               Effective: Aprtl 74, 2007
By:                            RichardN. Koch, president
                                    333 Elm Street
                                  Dedham,MA02026
 RNK Inc. d/b/a RNK CommunicationsrM
                                                             Districtof Columbiap.S.C.No" I
                                                                            Original page24
 SECTION2 - RULES AND REGULATIONS,(Cont,d.)
                         procedure
      2"10.4 Disconnection

            .A    Disconnection telephone
                               of         serviceshall only occur betweeng:00 am on Monday
                  and 5:00 pm on Thursday, excruding holidays and any
                                                                        other day when the
                  Company'sofficesare closed.

            .B    The company will make-two (2) attemptsto contact a customer
                                                                              at reasttwo (2)
                  days prior to disconnectionof terephoneservice. This contact
                                                                               will be made
                  eitherin personor via telephoneduring business
                                                               hours.

            .C    Upon cure by Customer of a condition resulting in disconnection
                                                                                      under this
                  Tariff, restoration of service shall be made within 24 hours,
                                                                                or in such time
                  period as may be required by Commission rules or orders.




ISSUED:April 13,2007                                       Effective: April 14,2007
By:                      RichardN. Koch. President
                              333 Elm Street
                            Dedham,MA02026
 RNK Inc. d/b/a RNK CommunicationsrM                                                   p.S.C.No. I
                                                                    Districtof Columbia
                                                                                   Original page25

 SECTION2 - RULES AND REGUI-ATIONS,(Cont'd.)

      2'10'5    upon reasonablenotice' as may be required by Commission
                                                                               Rules, and without
                incurring any liability the company may discontinuethe
                                                                       furnishing or u.r;and/or all
                service(s) a Customer:
                          to

                'A    Upon any governmental prohibition, or required alteration
                                                                                  of the services to be
                      provided or any violation of any applicable law or
                                                                         regulation, the Company may
                      immediatelydiscontinue tutp".rd rervice without incuning
                                               ot                                  any liability.
               'B     For noncompliance   with or violation of any District or Federallaw, ordinanceor
                      regulation pertaining to the provision of telecommunications
                                                                                   service.
               'C     For noncompliancewith or violation of Commission regulation
                                                                                  or Company
                      rules and regulations file with the Commission.
                                           on

               'D    For reason of any order or decision of a court or other government
                                                                                           authority
                     having jurisdiction that prohibits the Company from furnishi-ng
                                                                                    suchservices.
               'E    In the event of tampering with the equipment or servicesowned
                                                                                   by the Company
                     or its agents.

               'F    In the event of Customer use of equipment or services in
                                                                              such a manner as to
                     adverselyaffect the Company's equipment or the Company's
                                                                               serviceto others.
               'G    For neglect or refusal to provide reasonableaccessto the Company
                                                                                      or irs agents
                     for the purpose of inspection and maintenance of equipment
                                                                                   owrreO by the
                     Companyor its agents.

               'H    To prevent or protect against fraud or otherwise protect its personnel,
                                                                                             agents,
                     facilities services.
                              or

                     The customer uses, or attemptsto use, service with the intent
                                                                                           to avoid the
                     payment,either in whole or in part, of the tariffed chargesfor
                                                                                    the serviceby:

                             .   Using or attempt to use service by rearranging, tampering with, or
                                 making connections the company's servicenot authorized this
                                                    to                                      by
                                 tariff; or


                            "    Using tricks, schemes,
                                                      false or invalid numbers,false credit devices,
                                 electronicdevices:or

                                 Any other fraudulentmeansor devices;or use of servicein such
                                                                                              a
                                 manneras to interferewith the serviceof other users:or

                                 Use of servicefor unlawful purposes.


ISSUED:
      April 13,2007                                               Effective: April 14,2007
By:                          RichardN. Koch, president
                                  333 Elm Street
                                Dedham,MA02026
 RNK Inc. d/b/aRNK CommunicationsrM
                                                               Districtof Columbiap.S.C.No. I
                                                                              Original page26
 SECTION2 - RULES AND REGUL.ATIONS,
                                  (Cont'd.)

 2.10Discontinuance Service,
                 of        (Cont'd")


     2'10'6 Involuntary disconnection residentialserviceby the
                                     of                         Companywill only occur between
            the hours of 8:00 A.M. and 5:00 P.M. Monday through Thursday,
                                                              -termination unlessthere is a safety
            related emergency. There shall be no involuntary
                                                            -holiday       of service on Fridays,
            Saturdays' and Sundays or on the day before a            or on a holiday absent such
            emergency  and only pursuantto the Commission'srules.




ISSUED:
      April 13,2007                                           Effective: April 14, 2007
By:                         RichardN. Koch, President
                                 333 Elm Street
                               Dedham.MA02026
 RNK Inc. d/b/aRNK CommunicationsrM                                                   p"S.C" I
                                                                      District Columbia
                                                                             of              No.
                                                                                   Originalpage27

 2.ll   Allowancesfor Interruptions of Service

        2.X1.tr    Credit for Interruptions

                   When the use of service or facilities furnished by the Company
                                                                                      is intemrpted due to
                   any causeother than the negligenceor willful aci of the
                                                                             Curio-"r, or the operation or
                   failure of the facilities or equipmentprovided by the Customer,
                                                                                   a pro rataadjustmentof
                  the monthly Recurring Chargessubject to intemrption will
                                                                               be afiowed for the service
                  and facilities rendered uselessand inoperative byreason of
                                                                                the intemrption whenever
                  said intemrption continues for a period of 24 hours or
                                                                                more from the time the
                  intemrption is reported to the Company by the Customer,except
                                                                                     as otherwisespecified
                  in the Company's tariffs. If the Customer reports a service,
                                                                                  facility or circuit to be
                  inoperative but declines to release it for testing and repair,
                                                                                   it is considered to be
                  impaired, but not intemrpted.

                  For calculatingcredit allowances,  every month is considered have 30 days.A credit
                                                                                 to
                  allowance is applied on a pro rata basis against the monthly
                                                                                        Recurring Charges
                  specified hereunderfor Local Line or Local Trunk Service and
                                                                                    is dependeniupon Ih"
                  length of the intemrption. only those facilities on the intemrpted
                                                                                      poiion of the circuit
                  will receive a credit. Credit allowancesfor service outages
                                                                                  that exceed24 hours in
                  duration will be roundedup to the next whole 24 hours. ihe credit
                                                                                         allowancewill be
                  calculatedin accordance  with the rules and regulationsset forth by the Commission.




ISSUED:
      April 13,2007                                                 Effective: Aprll 14, 2007
By:                             RichardN. Koch, President
                                     333 Elm Street
                                   Dedham,MA02026
 RNK Inc. d/b/a RNK CommunicationsrM
                                                                   Districtof ColumbiaP.S.C. No" I
                                                                                  Original page2g

 SECTION2 - RULES AND REGULATIONS,(Cont,d.)

 2"11 Allowanees {ntennupfions Senvice,
               f,on         of       (Cont'd.}

      2.11"2     Limitationson Allowances

                No credit allowancewill be madefor:

                'A    intemrptionsdue to the negligenceof, or noncompliance    with the provisionsof
                      this tariff by, the customer, Authorized user, Joint user, or
                                                                                    other unaffiliated
                      common carrier providing serviceconnectedto the service of company;

                'B    intemrptions due to the negligence of any person other than
                                                                                        the Company
                      including but not limited to the Customer or other unaffiliated common
                                                                                             canieri
                      connected the Company'sfacilities;
                                to

                'C    intemrptions due to the failure or malfunction of equipment not
                                                                                      owned by the
                      Company or any affiliated interest;

                .D   intemrptions of service dyring any period in which the Company is
                                                                                       not given full
                     and free access its facilities and equipmentfor the purpor" of investig"ating
                                    to                                                           and
                     correctingintemrptions;

                'E   intemrptionsof serviceduring a period in which the Customercontinues
                                                                                         to use
                     the service on an impaired basis;

                'F   intemrptions of service during any period when the Customer
                                                                                 has released
                     service to the company for maintenancepurpose or for implementation
                                                                                         of a
                     Customerorder for a changein servicearrangements;

     2.11.3     Use of Alternative Service provided by the Company

               Should the Customer elect to use an alternative service provided by
                                                                                        the Company
               during the period that a service is intemrpted, the Customei must pay
                                                                                     the tariffed rates
               and chargesfor the alternative serviceused.

2.12 Cancellationof Service

     2.12.1    Cancellation of Application for Service:

               When a Customer  cancelsan applicationfor serviceprior to the startof serviceor prior
               to any special construction,no chargeswill be imposed except
                                                                                for those ,p".ifi"d
               below. The specialchargesdescribedin this sectionwill be caiculated
                                                                                      on a case-by-
               casebasis.




ISSUED:
      April 13,2007                                               Effective: Aprll | 4, 2007
By:                           RichardN. Koch, President
                                   333 Elm Street
                                 Dedham,MA02026
 RNK Inc. d/b/a RNK CommunicationsrM
                                                                    Districtof Columbiap.S.C.No. I
                                                                                   Original page29
 SECTION2 - RULES AND REGULATIONS,(Cont,d")

 2"12 Cancellation Service,
                 of       (Cont,d)

     2.12.1    Cancellation of Application for Service: (Cont'd)

               .A    where, prior to cancellationby the customer,the company
                                                                                    incurs any expenses
                     in installing the.service or in preparing to install the
                                                                              service that it otherwise
                     would not have incurred, a charge          to the costs of the company incurred,
                     less net salvage,shalr appry, uuiin "qrrul
                                                          no case shail this charge exceed the sum of
                     the charges f91 the minimum period of service orders,
                                                                                  including installation
                     charges,and all charges others levy against the Company
                                                                                 that would have been
                     chargeableto the Customer had service begun (all discounted
                                                                                     to presentvalue at
                     six percent).

               'B     Where the Company incurs any expensein connectionwith
                                                                                   special construction,
                      or where specialatrangements facilities or equipment
                                                    of                         have begun, before the
                     Companyreceives cancellation
                                         a             notice, a chargeequalto the coits incurred,less
                     net salvage,  applies.In suchcases, charge*itt U" basedon suchelements
                                                         the                                        as
                     the cost of the equipment,facilitiesand matirial, the cost
                                                                                of installation,
                     engineering,labor and_supervision,   generaland administrative expense,other
                     disbursements,   depreciation,maintenance,taxes,provision for return on
                     investment,and any other costsassociated    with ihe special construction or
                     arrangements.

     2.12.2   Cancellation Prior to Expiration of Term

              If a customercancelsa Service Order or terminates      servicesbefore the completionof
                         for any reasonwhatsoeverother than a service intemrption (as
              l" l:t*                                                                  defined in this
                        customer agreesto pay to company the following .,rrn. which
              lariff),.                                                                  shall become
              d19       owing as of the effective date ofihe cancellationoitermination
                   ]nd                                                                 and be payable
              within thirty (30) days all costs, feesand expensesincurred in connectionwith:

              .A    all Non-Recurring charges reasonably expended by
                                                                     company to establish
                    serviceto Customer,
                                      plus

              'B    any disconnection,
                                     early cancellation terminationchargesreasonably
                                                        or                             incurred
                    by the company or paid to third partiesby company on'behalf
                                                                                of customer, as
                    approvedby the public ServiceCommissionfor approval,plus

              'C    all RecurringCharges   specifiedin the applicableServiceorder for the balanceof
                    the then current terms.




ISSUED: April 13,2007                                             Effective: Aprll 14 2007
By:                          RichardN. Koch, President                               "
                                  333 Elm Street
                                Dedham.}14.402026
 RNK Inc. d/b/a RNK CommunicationsrM                                                   p.S.C.
                                                                       District Columbia
                                                                              of             No. I
                                                                                           page30
                                                                                    Original
 SECTION2 - RULES AND REGULATIONS,(Cont,d.)

 2"13    Deferment Serviee
                 of

                When a defermentof the date for placing facilities and equipment
                                                                                       in serviceis requested
               by the applicant after the start of construction (usually at
                                                                            the time the required equipment
               has been purchasedby the Company), chargesbasedon costs
                                                                                  apply, upon demandby the
               Company,for any defermentin excessof one (1) month.
                                                                             ffr".Lrir include the monthly
               carrying chargeson the Company's investment in equipment
                                                                                 and facilities at the time of
               the deferment plus any other specific costs applicable to the
                                                                                  deferment. In no case will
               the placing^inserviceof equipmentand facilities be defened
                                                                                for more than eighteen(lg)
               months' After eighteen(18) monthsthe installationis considered
                                                                                    cancelled.
 2.14 Continuation of Service

      2.14.1    For Month-to-Month Customers: Service will continue
                                                                           on a month-to-monthbasis
                until such time as the Customer cancels service or until such
                                                                                  time as the Company
                discontinuesservice in accordancewith the rules as outlined in this tariff.

      2.14.2    For Term Agreement Customers: Servicewill continuein
                                                                               accordance   with the term
                agreement'Such agreement    shall be renewedautomatically for the initial term or in any
                additional term, unless the customer provides written notice
                                                                               of its intent not to renew
                such agreementat least thirty (30) days prior to the initial or
                                                                                any additional term. All
                termination obligations applicable under the original term
                                                                               agreement apply to this
                renewedagreement.

2.15 Noticesand Communications

     2.15.1     The Customer shall designateon the Service order an address
                                                                            to which the Company
                shall mail or deliver all noticesand other communications,
                                                                         exceptthat Custom.. -uy
                also-designate a separateaddress to which the Company;s bills
                                                                               for service shall be
                mailed.

     2.15.2    The Company shall designateon the Service Order an address
                                                                           to which the Customer
               shall mail or deliver all noticesand other communications,
                                                                        exceptthat Companymay
               designate separate
                         a          address eachbill for serviceto which the Customershall mail
                                             on
               paymenton that bill.

     2.15.3    The company or the customer shall advise the other party
                                                                        of any changes to the
                                                                             -by
               addressesdesignated notices, other communications tiuing,
                                    for                            o,            folliwing the
               proceduresfor giving notice set forth herein.

     2.15.4    The Company may direct the customer to an Internet (World
                                                                         Wide Web) addressfor
               generally applicablecustomernotices or communications, to the extent permitted by
               Commissionrules.




ISSUED:
      April 13,2007                                                  Effective: Aprll 14, 2007
By:                             RichardN. Koch, president
                                     333 Elm Street
                                   Dedham,MA02026
 RNK Inc. d/b/aRNK CommunicationsrM                                  Districtof ColumbiaP.S.C. No. I
                                                                                    Original page 3l
 SECTION 2 - RULES AND REGULATIONS, (Cont'd.)

 2.16 Promotional Offerings

     The Company,from time to time, may make promotionalofferings
                                                                       of its servicesthat may include
     waiving or reducing the applicable chargesrui tne promoted ,.-[".
                                                                        The promotional offering may
     be limited as to the duration, the date and timei of the
                                                               offerings and the locations where the
     offerings are made. Promotional offerings will be filed
                                                              for app-rovalwith the Commission in
     advanceof such promotional offerings.

 2.17 Taxes,Feesand Surcharges

     2'17'l     All stateand local taxes (e.g..,grossreceiptstax, salestax,
                                                                            municipal utilities tax) are
                listed as separateline items on the Customer'sbill and are not
                                                                               inciuded in the quoted
                rates and chargesset forth in this tariff.

     2'17'2     To the extent that a municipality, other political subdivision
                                                                                     or local agency of
                govemment, or Commission imposes upon and collects
                                                                            from the Company u gros
                receipts tax, occupation tax, license tax, permit fee, franchise
                                                                                  fee, or regulatory fee,
                such taxes and fees shall, insofar as practicable and allowed
                                                                               by law, be bittea prb rata
                to Customersreceiving service from the Company within the
                                                                                ienitorial limits of such
                municipality,other political subdivisionor local agencyof government.

     2'17'3    The Company may adjust its rates and chargesor impose additional
                                                                                    rates and charges
               on its Customersin order to recover amounts it is required by governmental
                                                                                            or quasi-
               governmental authorities to collect from or pay to oth"tr
                                                                          in support of statutory or
               regulatory programs. Examples of such progiu-, include, but
                                                                              aie not limited to, the
               Universal Service Fund (USF), the Piesubscribed Interexchange
                                                                                     Carrier Charge
               (PICC), and compensationto pay telephoneservice providers
                                                                             for ile use of their piy
               telephones access Company's
                          to      the             service.




ISSUED:Aprtl13,2007                                                Effective: Aprll 14, 2007
By'                           RichardN. Koch, president
                                   333 Elm Street
                                 Dedham,MA02026
 RNK Inc. d/b/aRNK CommunicationsrM                                  Districtof ColumbiaP.S.C. No. I
                                                                                    Original page32
 SECTION 2 - RULES AND REGULATIONS, (Confd.)

 2.18     Timing of Messages

          2'18'l   For station-to-station
                                        calls, call timing beginswhen a connectionis established
                                                                                               between
                   the calling telephoneand the calledtelephone station.

          2'18'2 For person-to-person  calls, call timing beginswhen connectionis established betweenthe
                 calling- person and the particular person, station or mobile unit specified
                                                                                             or an agreed
                 upon alternate.

          2'18'3 Call timing ends when either parfy hangsup, therebyreleasing
                                                                             the network connection.
2.19 Calculation of Mileage

        Ratesfor mileage-based   serviceswill be basedon airline mileagebetweenrate centers the calling
                                                                                             of
        and called stations.The location of Rate Centersis basedon information provided
                                                                                         by Bell
        operating Companies'  Mileage is calculated using the Vertical and Horizlntal (V&H) coordinate
        systemfrom the National Exchangecarriers AssociationTariff F.c.c.
                                                                             No. 4.




ISSUED:Aprtl13,2007                                                 Effective:
                                                                             Aprit | 4,2007
By:                              RichardN. Koch, President
                                      333 Elm Street
                                    Dedham,MA02026
RNK Inc. d/b/a RNK CommunicationsrM                               District of ColumbiaP.S.C. No. I
                                                                                  Original Page33

SECTION3 _ SERVICE TERRITORY/LOCAL SERVICEAREAS

3.1    The ServiceTerritory of the Companyis all areaswithin the District of Columbia.

3.2    For the exchangesassociated with the Washington,D.C.Zone, the local calling area for end-
       userswith telephone numbersassigned that exchange the Washington,
                                              to             is                D.C. Zone,the
       WashingtonMetropolitanExchange      Area (asspecifiedin 3.3, below), and certainother
       exchangesoutside of the District of Columbia and the Washington Metropolitan ExchangeArea.

       Thoseexchanges
                    are:

              o Ashton (Md.);
              . Braddock(Va.);
              . Dulles (Verizon, former GTE, of Va.);
              . Engleside (Va.);
              r Gaithersburg (Md.);
              . Herndon(Va.);
              r Laurel (Md.);
              o Lorton (Continental Tel. Co. of Va.) exchanges;

3.3.   The Washington Metropolitan ExchangeArea comprisesthe District of Columbia and adjacent
            including the following zones/exchanges:
       areas,

               o Alexandria-Arlington(Va.);
              o Berwyn (Md.);
              o Bethesda  (Md.);
              o Bowie-GlennDale (Md.);
              . Capitol Heights(Md.);
              o Clinton (Md.);
              o Fairfax-Vienna(Va.);
              o Falls Church-Mclean (Va.);
              o Hyattsville (Md.);
              c Kensington(Md.);
              . Layhill (Md.),
              o Marlboro (Md.);
              . Oxon Hill (Md.),
              e Rockville (Md.);
              . Silver Spring(Md.) and
              o Washington,  D.C.




ISSUED:
      April t3,2007                                               Effective: Aprll 14, 2007
By:                           RichardN. Koch, President
                                   333 Elm Street
                                 Dedham,MA02026
 RNK Inc. d/b/a RNK CommunicationsrM
                                                                     Districtof Columbiap"S"C" No. I
                                                                                    Original page34
 SECTION4 _ SPECIAL PROGRAMSAND OFFERJNGS

 4.1   Sponsor
             Programs

       From time to time, the Companymay enterinto Sponsor
                                                                Programs  with third partiesfor thejoint
       marketing and production of cards and services.ih" sponror
                                                                     may offer the company,s services
       to end usersat reducedrates or at no chargeu, u p.o.otional
                                                                    offering, either alone or as part of a
       combined pac\?g: with other goods and sirvices. Intrurtut"
                                                                  sponsor Frogru*, are offered only in
       conjunction with interstateSponsorprograms.

 4.2   SpecialPromotionalOfferings

       The Company may from time to time engagein Special
                                                               Promotional Offerings or Trial Service
       offerings limited to certain dates, times or locations designed
                                                                       to attract new subscribers or
       increase subscriberusage,subjectto Commissionapproval.




ISSUED:Aprll13,2007                                                Effective: Aprll 14, 2007
By:                           RichardN. Koch, President
                                   333 Elm Street
                                 Dedham,MA02026
 RNK Inc. d/b/a RNK CommunicationsrM                                                     p.S"C.No" I
                                                                      Districtof Columbia
                                                                                     Original page35
 SECTION5 -BASIC LOCAL EXCHANGE SERVICES
                                        AND RATES
 5"1    R.esidential
                  NefworkSwitchedServlee

        5.1.f    General

                 ResidentialNetwork SwitchedServiceis provided via one
                                                                            or more channels
                                                                                           terminated
                 at the Customer's premises. Each Residential Network
                                                                             Switched Service channel
                 corresponds one or more analog, voice-gradetelephonic
                              to                                               communicationschannels
                 that can be used to place or receive one call at a time.
                                                                          ResidentialNetwork Switched
                 Service provides a Residential Customer with a connection
                                                                            to the Companls switching
                 network that enablesthe Customerto:

                 A'     Receive calls from other stationson the public switched telephone
                                                                                         nefwork;
                 B.     access Company'slocal calling service;
                             fhe

                 C'     access the Company's operators and business office
                                                                               for service related
                        assistance;
                                  access toll-free telecommunicationsservicesuch as g00 NpA; and
                        access I servicefor emergency
                              9l                        calling; and

                D'      access the service of providers of interexchange service.
                                                                                        A Customer may
                        presubscribe suchprovider'sserviceto originatecalls
                                     to                                           on a direct dialed basis
                        or to receive toll-free service from such provider, or may
                                                                                     accessa provider on
                        an ad hoc         by dialing the provider's Carrier Identification Coie (such as
                                   !1is
                        IOXXX or IOIXXXX).


       5.1.2    Basic Residential Line Service

                Basic Residential Lines are provided for connection of
                                                                       Customer-providedsingle-line
                terminal equipmentsuch as station setsor facsimile machines.

                This servicewill be offeredwhere availableand technically
                                                                         feasible.

                Charges for each Basic Residential Service Line include
                                                                        a monthly recurring Base
                Service Chargeand usagechargesfor completedcalls originated
                                                                            from the Customer,s
                line.

                EachBasicResidential  Line has the following characteristics:
                      Terminal Interface:      2-wire
                      SignalingType:          Loop start
                      PulseTypes:             Dual Tone Multifrequency(DTMF)
                      Directionality:         Two-Way, In-Only, or Out-Only, at the Customer's
                                              option



ISSUED:April 13,2007                                                Effective: April | 4, 2007
By:                             RichardN. Koch. president
                                     333 Elm Street
                                   Dedham,MA 02026
 RNK Inc. d/b/a RNK CommunicationsrM                               Districtof ColumbiaP.S.C. No. I
                                                                                  Original page 36


         SBCTION 5 -B,{SIC LOCAL EXCHANGE SERVTCESANi} R,AT'ES,
                                                              CONT'8.
 f,.I   Residential Network Switched Service,Cont'd.

        5,1.2   Basic Residential Line Service,Cont'd.

                A.      Monthly Recurring Charges
                                                                              Monthly Rate
                              Residential
                                        Flat Rate Service
                                    Monthly Recurring Charge                  $13.00


                              Residential
                                        MessageRateService
                                 MessageRate Service-Includes allowance of 75 Local Messase
                                 Units:
                                    Monthly Recurring Charge          $10.00


                              Local Messageunits-for     each 5 minute increment or partial beyond
                              allowance

                              Per LMU-All   Tenitories,All RateGroups                $0"06
                              Non-recurring Service Charges
                                                          :

                              ServiceActivation-Residential Flat Rate Service

                                     Non-Recurring Charge                            $75.00




ISSUED:Aprll13,2007                                               Effective: April 14,2007
By:                           RichardN. Koch, president
                                   333 Elm Street
                                 Dedham,MA02026
 RNK Inc. d/b/a RNK CommunicationsrM
                                                                    Districtof Columbiap.S.C.No. I
                                                                                   Original page37

 SECTION 5 -BASIC LOCAI, NXCIIANGE SERVICES
                                            AND RATES, CONT,D"
 5.2  Businessl\efwonk SwitetaedSenviae

      5.2.1   General

      Business Network SwitchedServiceis providedvia one or more channels
                                                                           terminatedat the
      customer's premises.Each BusinessNetwork Switched Service
                                                                 channelcorrespondsto one or
      more analog,voice-grade    telephoniccommunications
                                                        channelsthat can be ur"j to placeor
      receiveone call at a time. BusinessNetwork SwitchedServiceprovidesa Business   customer
      with a connectionto the Company'sswitching network which
                                                               enablesthe Customerto:

      A'      receivecalls from other stationson the public switchedtelephone
                                                                             network;
      B.      access Company'slocal calling service;
                   the

      C'       access Company'soperators
                      the                  and business
                                                      office for servicerelatedassistance;
                                                                                        access
      toll-free telecommunications
                                 servicesuchas 800 NPA; and access I servicefor emergency
                                                                    9l
      calling; and

      D'      accessthe service of providers of interexchange service.A Customermay presubscribe
      to suchprovider'sserviceto originatecalls on a direct dialed basis
                                                                        or to receiveioll-free service
      from suchprovider, may accessa provider on an ad hoc basis
                          9r                                          by dialing the provider,sCarrier
      IdentificationCode (suchas I0XXX or l0lXXXn.


      BasicBusinessLines areprovided for connection Customer-provided
                                                   of               single-lineterminal
      equipmentsuch as stationsetsor facsimilemachines.

     This servicewill be offeredwhereavailableand technicallyfeasible.

     Charges eachBasicBusiness
             for                  ServiceLine includea monthly recurringBaseServiceCharge
     and usagechargesfor completedcalls originated from the customer's
                                                                       line.

     EachBasicBusinessLine hasthe foilowing characteristics:

     TerminalInterface:      2-wire
     Signaling Type:         Loop start
     PulseTypes:             Dual Tone Multifrequency(DTMF)
     Directionality:         Two-Way, In_Only,or Out_Onty, the
                                                         ai
                             option of the Customer




ISSUED:April13,2007                                               Effective: April 14"2007
By:                           RichardN. Koch, president
                                   333 Elm Street
                                 Dedham.MA02026
 RNK Inc. d/b/a RNK CommunicationsrM                            District of Columbiap.S.C.No. 1
                                                                                Original page 3g


 SECTION5 -BASIC LOCAL EXCHANGE SERVICES       AND RATES,CONT'D.
 5.2   Business
              Netwonk Switched Senvice(conf'd)
 5.2.2 BasicBusiness
                   Line Service(cont'd)

            Monthly Recurring Charges


                                                                           Monthly Rate

            Business
                   MeasuredDial Tone Line -
                        Monthly Recurring Charge                           $19.99



            Miscellaneous Options                          Monthly Rate
            a. Touch Tone Dialing
                                                                 $0.00
            b. Local UsageDetail, per line or trunk
                                                                 $3.99

            Local MessageUnits-
            Per call within Local ServiceArea (as specifiedin Section3).

                   Per LMU                                                       $0.08
            Non-recurring ServiceCharges:

                   ServiceActivation-Residential Flat Rate Service

                                   Non-Recurring Charge                         $75.00




ISSTJED:
      April 13,2007                                            Effective:April 14,2007
By:                        RichardN. Koch, President
                                333 Elm Street
                              Dedham,MA02026
 RNK Inc. d/b/a RNK CommunicationsrM                                    Districtof Columbiap.S"C. No. I
                                                                                       Original page39


 SECTION5 -BASIC TOCAL BXCHANGE SERVICESAND RATES"
                                                  CONT'D"
 5.3   CustomCallingServices

       5.3.1 General

               Custom Calling Serviceis offered to Customerswho subscribeto the
                                                                                      Company,s
               Network SwitchedServices.      CustomCalling Servicefeatures availableon an
                                                                              are
               individual basis or as part of multiple feature packages. features
                                                                        All         are provided subject
               to availability; features
                                       many not be availablJwittr itt classes serviceor from all
                                                                              of
               servingoffices. Transmission    levelsmay not be sufficientin all cases.

               Connection chargesapply when a Customerrequestsconnectionto
                                                                             one or more f'eatures.
               Ordersrequestedfor the sameCustomeraccountmade at the same
                                                                            time for the same
               premiseswill be consideredone request.Thesechargeswill
                                                                      not apply if the featuresare
               orderedat the sametime as other work for the same-Customer
                                                                        accountat the same
               premises.

       5.3.2   Description of Features

               Call Forwarding - permits a Customerto forward all incoming calls to
                                                                                           anotherpre-
               selectedtelephonenumber. The Customeractivatesthe serviceby dialing
                                                                                              u       and the
               telephonenumber of the line to which calls are to be forwarded.No                "od"
                                                                                        u.ruiun"" can be
               given that transmission   will be fully satisfactory during Call Forwardingcalls.The
               calling party is billed for the call to the called number.-If the forwardedleg
                                                                                               of the call is
               chargeable, Customerwith the Call Forwarding is billed for the forwarded
                            the                                                                    leg of the
               call' Calls cannot be transferredto an Intemational Direct Distance Dialine
                                                                                               number.




ISSUED:Aprll13,2007                                                    Effective: Aprll | 4 2007
By:                             RichardN. Koch, President                                  "
                                     333 Elm Street
                                   Dedham"MAO2026
 RNK Inc. d/b/a RNK CommunicationsrM
                                                                     Districtof Columbiap.S.C.No. 1
                                                                                    Original page40
 SECTIOI{s -BASIC LocAL EXCHANGE SERVICES
                                         AND RATES,coNT,D.
 5.3   CustornCallingServices,
                             Cont'd"
 5"3.2 &escn'iptiomFeatures,
                  of        Cont'd.


             call ForwardingII - providesfor the automaticrouting
                                                                       of incoming calls to a pre_
            selected telephone    numberwhen the calledtelephone     iumber is busy and/ordoesnot
            answerwithin a determinednumber of rings. No assurance
                                                                           can be given that
            transmissionwill be fully satisfactoryduring call Forwarding
                                                                              callsl The calling party is
            billed for the call to the called number. If the forwarded
                                                                       leg o"fih"      is chargeable,the
            customer with the call Forwarding is billed for the forwar-cled "uil
                                                                              leg of the call. calls
            cannot be transferredto an International Direct Distance
                                                                        Dialing number. options are
            listed below:

            Call Waitine - Call Waiting providesa tone signalto indicate
                                                                           to a customeralready
            engaged a telephone
                     in             call that a secondcallei is attemptingto dial in. It will also
            permit the Customerto place the first call on
                                                          hold, answerthe secondcall and then
            altematebetweenboth callers.cancel call waiting (ccw)
                                                                         allows a call waiting (cw)
            customer to disable cw for the duration of an outloing
                                                                     teiephonecall. ccw is
            activated(i.e., cw is disabled)by dialing a speciaicod! prior
                                                                           to placing a call, and is
            automatically deactivatedwhen the customer disconnects
                                                                       from tire calr.
           Diqtinctive Ringing - This feature enablesa user to determine
                                                                           the sourceof an incoming
                     a distinctive ring. The user is provided with up ro two additional
           :it:PT                                                                       telephone
           numDers.

           SpeedCalling - This featureallows a user to dial selected
                                                                      numbersby meansof an
           abbreviatedcode. This featureis available in either an g number
                                                                           of a 30 number
                    The SpeedCalling list can only accommodate numberconsisting
                                                                   a
           ::lflt                                                                     of l5 digits
           or less.

            Thrge-WayCalline/Call Hold -The Three Way Calling feature
                                                                           allows a Customerto add
           a third party to an existing two-way call and ior- u :-way
                                                                      call. The call must have been
           originated from outsidethe station group and terminateto
                                                                      a station within the station
           group' The Call Hold featureallows a Customerto put
                                                                   any in-progresscall on hold by
           flashingthe switch hook and dialing a code.This freesthe
                                                                      line to allow the Customer   to
                    outgoingcall to anothernumber.only one call per line can be
           1ake31                                                                   on hold at a
           time. The third party cannotbe addedto the orisinal call.




ISSUED:
      April 13,2007                                               Effective: Aprll 14, 2007
By:                         RichardN. Koch, President
                                 333 Elm Street
                               Dedham,MA02026
 RNK Inc. d/b/a RNK CommunicationsrM
                                                        Districtof Columbiap.S.C"No. I
                                                                       Original page4l
 sECTroN 5 -BASIC LocAL EXCHANGE SERVICESAND
                                             RATES,coNT,D.
 5.3  CustornCaltingServices,
                            Cont'd.

      5.3.3 Rates(Ail Territories)

         5.3.3.1MonthlyCharges_AllTenitories, RateGroups
                                            All

                                                     Business     Residence

                               Call Forwarding
                                      BusyLine      $3.99         $2.99
                                      Don'tAnswer $3.99           $2.99
                                      BusyLine& Don'tAnswer
                                                   $3.99          52.99
                                      Variable     $5.40          $3.60
                               Call Waiting/Cancel Waiting
                                                 Call
                                                   Ss.40         $3.60
                               Distinctive
                                         RingI     $5.67         $3.60
                               Distinctive
                                         RingII    $9.54         $5.40
                               Speed Calling
                                      8 numbers $4.50            $3.60
                                      30numbers $6.30            $5.40
                         ThreeWayCalling/CallHold $5.40          $3.60




ISSUED:Aprll13,2007
                                                       Effective:
                                                                April I 4, 2007
By:                      RichardN. Koch, president
                              333 Elm Street
                            Dedham,MA02026
 RNK Inc. d/b/aRNK CommunicationsrM
                                                                      District of Columbiap.S.C.No. I
                                                                                      Original page42
 SECTION5 -BASIC LOCAL EXCHANGE SERVICES
                                            AND RATES,CONT'D.
   5.4    AdvancedCustorn
                        Calling(CLASS)
                                     Services
       5"4"1 Gemerai

               The featuresin this section are made available on an individual
                                                                                basis or aspart of
               multiple featurepackages.All featuresare provided subject
                                                                            to availability; featuresmay
               not be availablewith all CLASS services.   Transmission   levelsmay not be sufficient in
               all cases'A one month minimum appliesto theseservices.
                                                                           All services pr*id"d
                                                                                        ur.
               only where facilities are availableind is subjectto the technical
                                                                                limitationsof the
               equipment used by the Company.

      5.4.2   Description of Features

              Call Manager- allows a Customer       who is engaged a telephone
                                                                    in             call to receivecaller
              ID (number only) information for a new incoming call, and
                                                                             to handle the new call by
              either (a)forwarding to Call Answering; (b) incluling in conferencing;
                                                                                         (c) by routing to
              a message   announcement (d) Drop/First/Drop Last Caller option. The
                                         or                                                Customermust
              subscribe  separately Call Waiting. Call Answeringis optional.The Customer
                                   to                                                              is
              required to purchaseoremisesequipmentthat is .upu=bt"      oidisplaying Call waiting lD
              information, in addition to facilitating disposition options.

              Call Manaeerwith Name - This serviceprovidesall of the functionality
                                                                                   in as Call
              Manager, above,with the addition or providing Caller ID with
                                                                           name on the new
              incoming call.

              Caller ID - allows a Customer seea caller'snameand numberpreviewed
                                               to                                        on a display
              screenbefore the call is answeredallowing a Customerto prioritize
                                                                                 and or screen
              incoming calls.Caller ID recordsthe name,number,dateand time
                                                                                of eachincoming call
              - including calls that aren't answered
                                                    by the Customer.Caller ID servicerequiresthe use
              of specialized CPE not providedby the Company.It is the responsibilityof the
              Customerto provide the necessary    CpE.




ISSUED:
      April 13,2007                                                 Effective: ApriI 14 2007
By:                           RichardN. Koch, president                                "
                                   333 Elm Street
                                 Dedham,MA02026
 RNK Inc. d/b/a RNK CommunicationsrM
                                                                    Districtof ColumbiaF.S.C.No. I
                                                                                   Original page43
 SECTION 5 -BASIC LOCAL EXCHANGE SERVICES
                                              AND RATES,CONT'D.
 5.4   Advanced CustomCalling(CLdSS)Services,
                                           Cont,d"
 5.4"2 Description Features.
                 of        Cont'd"

             ealler ID with Name - providesthe caller'snamein additionto the telephone
                                                                                      number
            from which an incoming call originates,including namesand
                                                                       number associated  with
            non-published   and non-listedservice.The nameand calling numberare displayed
                                                                                            on
            Customer-providedpremisesequipmentattachedto the Customer's
                                                                             telephoneline.
            Customers   subscriber Caller IDwith Name will also be provided
                                  to                                          automaticallywith
            the Anonymous Call Rejection feature.

            Call Return (*69\ - allows the Customerto either automatically return the most
                                                                                               recent
            incoming call or receive an audible announcement the telepirone
                                                                 of                number,date and
            time of the last incoming call by dialing a specialcode.The
                                                                          iustomer alsohasthe
            option of having the call automaticallyieturned for a maximum
                                                                              of 30 minuteswithout
            tying up the Customer's   telephone.  Shouldthe line becomeidle during this process   and
            the Call Return'sCustomer's    line is availableto completethe call, thereis a distinctive
            ringing signal to alert the customer that the calr cante completed.

            Call Trace - allows Customersto key in a code that alerts the
                                                                          network to trace the last
            call received.The traced telephonenumber is automatically sent
                                                                              to the Company for
            storagefor a limited amount of time and is retrievable by legally
                                                                              constitutedauthorities
            upon proper requestby them. By contactingthe Company, the
                                                                           Customercan use this
            application combatnuisance
                        to                 calls.

           call waiting ID - designedfor use by call waiting Subscribers
                                                                         and augmentscall
           Waiting, it allows a Customer alreadyengagedin a telephonecall
                                                                           to receiveCaller ID
           information (number only) for a ne*incorning call. Cailers subscribing
                                                                                 to this feature
           will also be provided with the Anonymous cair Rejection feature.

           Call Waitine ID with Name - providesthe samefunctionality
                                                                      as Call waiting ID, above,
           with the additionof display of the caller'snameassociated
                                                                   with the incomins call.




ISSUED:
      April 13,2007                                               Effective: Aprrl 14, 2007
By:                         RichardN. Koch, president
                                 333 Elm Street
                               Dedham,MA02026
 RNK Inc. d/b/a RNK CommunicationsrM
                                                                       Districtof Columbiap"S.C. No" l
                                                                                      Original page44

 SECTION5 -BASIC LOCAL EXCHANGE SERV{CES
                                            AND R.ATES,
                                                      CONT'D.
 5"4  AdvaneedCustone
                    Calling(C{,ASS}
                                  Services,
                                         Cont,d.
       5,4.2   Description of Features, Cont'd.

               ReoeatDialing (*66) - allows a Customerto automatically
                                                                              redial the last numberdialed"
               This is accomplishedby the Customeractivating a code. ihe
                                                                                network periodically tests
               the busy/free statusof the called line for up to 3-0minutes
                                                                             until both lines are found free
               and then redials the call for the Customer.The RepeatDialing
                                                                                  feature also allows
               Customers,having reacheda busy number, to diaf a code
                                                                            before hanging up. The Repeat
               Dialing feature then continuesto try the busy number for
                                                                            up to 30 minutes until it
               becomesfree' Once the busy line is free the call is automatically
                                                                                    redialed and the
               customer is notified of the connected   call via a distinctivering.

               The following typesof calls cannotbe automaticallvredialed:


                           o    Calls to 800 Servicenumbers
                           o   Calls to 900 Servicenumbers
                           o   Calls precededby an interexchange carrier accesscode
                           o   InternationalDirect DistanceDialed calls
                           .   Calls to Directory Assistance
                           o   Callsto 9l I




ISSUED:Aprll t3,2007                                                 Effective: Aprll 14, 2007
By:                            RichardN. Koch, President
                                    333 Elm Street
                                  Dedham,MA02026
 RNK Inc. d/b/a RNK CommunicationsrM
                                                                 District of Columbiap"S.C. No" I
                                                                                 Original page45


         SECT'ION5 -BASIC LOCAL EXCHANGE SERVICESAND RATES.CONT'D
 <A
       .Advaneed
               CustomCalling(C{,laSS}
                                    Services,
                                            Cont,d.
       5.4.3 Rates-All Territories, RateGroups
                                 All
                                     Residence              Business
                                     Monthly                Monthly        Per Activation
          Caller ID                   $6.75                 $6.75          n/a
           Caller ID with Name              $6.75           $7.52         nla
           Call Return-*69                  $3.60           $4.05         $0.68*
          Call Trace                         nla           nla            $4.s0
              CasePreparation                nla           n/a            $4.50
          Call Waiting ID                  $6.7s           $6.75          Na
          Call Waiting ID with Name        $6.7s           $7.s2          nla
          RepeatDialing-x66                $3.60           $4.05_         $0.68*
          Call Intercept                  $4.s0            NiA            N/A
          Call Return/Repeat
                           Dialing           $6.08         $6.30          n/a
              Package



* - Peruseup to a
                  Monthly maximum   $6.g0,for residential
                                                        customers;
                                                                 $6.30 for business
                                                                                  customers




ISSUED:Aprll13,2007                                           Effective: Aprll | 4, 2007
By:                           RichardN. Koch, president
                                   333 Elm Street
                                 Dedham,MA 02026
 RNK Inc. d/b/a RNK CommunicationsrM
                                                                                       p.S.C. 1
                                                                       District Columbia
                                                                              of             No.
                                                                                    Originalpage
                                                                                               46
 SECTION 6 _ ADVANCED LOCAL EXCHANGE
                                     SERVICBS
 6'1   trntegratedsenvieesDigita! Netwonk (ISDN) - Frimary
                                                           Rate xnterface(pRI)
       6.1.1    General

               Integrated S-ervicesDigital Network (ISDN) - Primary Rate Interface (pRI) is
                                                                                              a central
               office-basedt"ryt-.: alrangementthat is an alternative
                                                                      for individual access services,such
               as Direct.InwardDialing (DID), Direct outward Dialing (DoD),
                                                                                 Toll-free services,and
               local businesstrunks.

       6.1.2   Method of provisioning_standard Option

               ISDN-PRI is provisionedon a clearchannel1.544
                                                              Mbps facility and usesthe ISDN
               architectureof 23 "8" channelsand one "D" channe or
                                                                I 24 "B'i channelsto provide the
               customerwith the capabilities simultaneous
                                            of            access,transmission swirchingof
                                                                              and
               voice, data,and imaging services channelized
                                               via           transpon.
       6.1.3   Capabilities-standardOption

               ISDN-PRIprovides the capability to transport customer
                                                                      information in the form of circuit
               or packet (as in 6.5.9,below)-switched lroi"" o. dataup to 64 Kbps over any ..B,,
               channel' One "D" channelcan control up to 20 PRI trunks.
                                                                          In thesecases, single,0D,,
                                                                                          a
               channelin one ISDN-PK trunk handlesall signaling and control
                                                                               functions of the other
               trunks in the arrangement,which allows supplementaltrunks to consist of 24,,8',
               channels.

       6.1.4   Regulations

          6'l'4'A   ISDN-PRI service is available from serving central offices
                                                                                equippedwith the
                    necessary  "clear channel" facilities to provide ISDN-PRI reruice. Feafure
                    availability and servicecapabilitiesare dependenton the facilities
                                                                                       and the digital
                    technology providing the service

          6'1'4'8   Customer ProvidedEquipment(CPE) must be NI-2 compliant. Any CpE that
                    requirescustom switch featuresnot supportedin the NI-2 specifi.uiion
                                                                                         may be
                    supported an exceptionand priced on an individual caseiasis.
                             as                                                    CustomISDN
                    featuresbasedin specificswitch typesmay be providedon an individual case
                                                                                              basis.
          6'l'4'C   The service is available from central offices that have the necessary
                                                                                         facilities to
                    provide ISDN-PH serviceand the customer'sservingwire
                                                                                 centeris ISDN-pRI
                    capable.

          6'l'4'D   When a customer'sservingoffice is not suitablyequippedand the
                                                                                      customer
                    chooses subscribe ISDN-PRI Servicef.om unbttier
                            to           to                                  Company-designated
                    centraloffice, the customer
                                              will utilize the dialing plan associateiwith the
                    designated centraloffice.



ISSUED:April13,2007                                                  Effective: April 14, 2007
By:                            RichardN. Koch, president
                                    333 Elm Street
                                  Dedham,MA02026
 RNK Inc. d/b/a RNK CommunicationsrM
                                                                          Districtof Columbiap.S.C.No. I
                                                                                             Original Page 47
 sEcTIoN 6 - ADVANCED LocAL EXCHANGE
                                                  SERVICES (cont,d)
 6'l   Integrated services Digital Network (ISDN) - Prirnary
                                                             Rate Interface (pRl) (cont,d)

            6"i'4'E     This seetionprovidesfor PR.Iswitchingcapabilities
                                                                         only and additionalservices
                        must be subscribed under separate
                                           to              sections this taiff. Each ISDN_pRItrunk
                                                                   of
                        group is provided with one telephonenumberper channel.

       6.1.5    Term and Termination

           6'l'5'A     customersunder contractwho disconnect
                                                           PRI servicesbeforethe             expirationof the
                       ;#i'T::[':i,*:f '#;1"",i11":HtrJ?lJi:Ty.,::l]geequa,tothemo
            r's'B
           6'                                         services
                                  H**:;{'i:;::l;J"11lPRI at same
                 3H"?ilT#$:i'x;'riff                        the
           6'l's'c     If a customerdiscontinues   other services providedby the Carrier and establishes
                       ISDN-PRI that utilizesthe samefacilities,the non-recurring
                                                                                    chargeassociated with
                       the PRI facilities will be waived for the samequantity
                                                                              replaceduitn" ISDN-pRI
                       facilities' The non-recurring  charges associatedwiththe ISDN-pRr access  portion
                       of the new serviceappliesin all instances.

          6'l'5'D      The PRI Subsequent Activity Charge(SAC) is applicablefor any changes      to
                       customerconfigurations after the initial installation.
                                                                              The SAC is applicableper
                       occurrence,not basedon the number of trunks.

       6.1.6   PRI Features

          6'1'6'4      "D.          Back-Up automaticallytakesover for a failed "D" channelin caseof
                           thTl:l
                      trouble. This may be subscribed ;s part of a 23B+D
                                                    to                    ChannelBack-Up
                      arrangement.

          6'1'6'8     Call-by-Call ServiceSelection    providesan option to the dedicated   channel
                      configuration by allowing channelsto be configured
                                                                             to accessmultiple serviceson
                      a per call basis. With this feature,separatefacilities
                                                                             are not ,eq.rired for individual
                      services, suchas DID, DoD, toll-free services,  and local switchedaccess      lines.
          6'l'6'C     Clear Channelcapabilityallows the customer transport
                                                                ro            64 Kbps over the pRI
                      channels with no constraint the quantityor sequence bits using
                                                 on                        of          the .,Bipolar
                      with Eight Zero Substitution"methodof providing bit
                                                                          sequence ina.p"no.n.".
         6'l'6'D      Non-Facility Associated Signaling(NFAS) allows the D-channelsignalingentity to
                      assigncalls to channels more than one interface(includingthe
                                             on                                       oie containing
                      the D-channel). The collectionof theseB-channels
                                                                        and the clntrolling D-channel
                      is calleda PRI group. Up to 20 DSI facilitiescan be
                                                                          assigned a pRl group.
                                                                                   to




ISSUED:
      April 13,2007                                                    Effective: Aprll 14,2007
By,                              RichardN. Koch, President
                                      333 Elm Street
                                    Dedham,MA02026
 RNK Inc. d/b/a RNK CommunicationsrM
                                                                         Districtof Columbiap.S"C.No. I
                                                                                        Original Page48
 sECTIol\ 6 - ADVANCED LocAL EXCHANGE SERVICES(cont,d)
 6'1  trntegrated
                Services
                       Digital Network (ISDN)- Primary Rate Interface(pRI) (cont,d)

       6.n.7 trR.d
                 FontSenviee

              6'l'7'A           of ordering complete
                                           a         bundled service PRI porr with connection the
                                                                     (i.e.
                         llFy                                                                     to
                         PSTNanda dedicated    transport
                                                      facilityto a cusromer  premise), customer
                                                                                      the          has
                         theoption of purchasing switch-based
                                                 the            portionof this ."*i.L i*rtuding, but not
                         limitedto, PRI switchport,DID numbers,^blocking   features desired
                                                                                   and
                         directionality service) a stand-alone
                                      of         as             service.
              6'1'7'B In thiscase,
                                 service connect PSTNvia theCompany,s
                                          will        the                       terminal   (e.g.DSX,
                      DAql,or multiplexing     equipment). will betheresponsiuitity
                                                          It                       ortr," customerto
                      provide(via a third-parfy transport
                                                        provider)dedicateitranspoi to thecustomer

                         llffi:';3.?:T,'#i;:ffi
                                        i:;;f#n::x%.."fix1y";;3d"t"'-i*;
          6'l'7'c       Customers  may elect,at time of servicecommencement
                                                                          from two differentpricing
                        plans for pRI port Service.

                 6'l'7'C'l    option "A" is a flat-rated option with no additional charges
                                                                                          for DID numbers
                              or inbound usage.

                 6'1"7'C'2    Option "B" is billed on a per-DID numberbasis,along with an
                                                                                          inbound
                              usagecharge.

          6'l'7'D       If the Customerchoosesto utilize a third-par1ytransportprovider,
                                                                                         the Customer
                        shall notif' the Company at the time serviceis ordered. Special
                                                                                        Construction
                        Charges  may apply in this instance.

      6.f.8       Application of Rates

          6'l'8'A       Ratesfor ISDN PRI Serviceappearin 6.l.9,below. Local outbound
                                                                                              usagecalling
                        rateswill apply in a similar fashionas for Basic BusinessLine
                                                                                      Service,ai
                        described Section5-2 above.outbound Presubscribed
                                  in                                            IntraLATA toll usage
                        rates,_may also apply. MessageRate ISDN PRI Trunk include a monthly recurring
                        BaseServiceChargeand usagecharges completedcalls
                                                                for                originatedfrom the
                        customer's lines basedon the total numberof cails during the billing period.




ISSUED:
      April 13,2007                                                   Effective: Aprll 14, 2007
By:                               RichardN. Koch, President
                                       333 Elm Street
                                     Dedham,MA02026
RNK Inc. d/b/aRNK CommunicationsrM                              Districtof ColumbiaP.S.C. I
                                                                                        No.
                                                                               OriginalPage
                                                                                          49
sEcrIoN 6 - ADVANCED   LocAL EXCHANGE     sERvIcES (cont'd)
6'1   Integrated
               Services                   -
                      DigitalNetwork(ISDID PrimaryRateInterface(pRI) (cont'd)
       6.1.9    Rates Charges
                     and


                                                 Rateif ordering   Billing Ontion Billing Option
                                                                         .6Att          (.Brt
                                                 StandardOotion

Nonrecurring
           Connection Charge(perpRI port): $           1000.00     N/A           N/A
Monthly RecurringCharges:
ISDN PRI SwitchPort: (Standard porr Only
                                 or
Options)
 -perPRI port installed,configured DID, DOD
                                  as
                                   orDID/DOD$          500.00      $ 3s0.00 N/A
DID NumberBlocks(Standard      Option)
                   -Per l0 DID stationnumbers$           3.00      N/A           N/A
                  -Per 100DID stationnumbers S          30.00      N/A           N/A
                 -Per I Foreign Access Number$           5.99      N/A           N/A
DID Blocks(PRIPort Service
                         Option)
             Non-RecurringCharge(per DID) N/A                      N/A           $     4.00
                  Monthly RecurringChargeN/A                       N/A           $     1.30
            InboundUsage (perminuteof use)N/A                      N/A           s 0.007




ISSUED:April 13,2007                                            Effective: April 14,2007
By:                          RichardN. Koch,President
                                  333Elm Street
                                Dedham, MA 02026
 RNK Inc. dlb/aRNK CommunicationsrM              Districtof ColumbiaP.S.C. I
                                                                         No.
                                                                OriginalPage50

 SECTION 7 - RNSERVEDFOR FUTURE USE




ISSUED: April13,2007                             Effective:April | 4, 2007
By:                    Richard Koch, President
                              N.
                            333Elm Street
                          Dedham,MA02026
 RNK lnc. dlbl a RNK CommunicationsrM
                                                                       Dishictof Columbia
                                                                                        P.S.C. I
                                                                                               No.
                                                                                     Originalpage5l
 SECTION 8 - ANCILLARY NETWORK SERVICES

 8     Ancillary Services

 8.1    Moves,Adds,andChanges

          8.1.1 TermsandConditions

                 8'1'1'A The Company   alonemaymakechanges the locationof its linesandequipment.
                                                               in
                         when it is foundthata moveor change suchlinesor equipment
                                                               of                       hasbeenmade    by
                         ot}ers, thenonrecurringchargefor the underlyingr.*i.. *iit       asif the work
                         hadbeendone theCompany.
                                       by                                           "ppty

             8'1'1'8 The customer be assessedcharge anymove,
                                will        a     for         addor change a Company
                                                                       ! of
                     service.
                            Move,Add andChange definedasfollows:
                                              are

                        Move: Thedisconnection existing
                                              of        equipment onelocation reconnection
                                                                 at            and               of
                        the same equipment a new location the same
                                         at              in       buildingor in a differentbuilding
                        on the samepremises.

                        Add: Theaddition service(s) existingequipment
                                        of        to                and/or
                                                                         service(s) one
                                                                                  at
                        location.

                        Change: rearrangement reclassification existingservice
                                The        or                of              at the same
                        location.

             8'1'1'c Thenon-recuning
                                   charges Moves,Adds,andChanges foundin Section
                                         for                                    g.g,
                                                               are
                     below.

8.2    Restoral Service
              Of
        8'2'1 A nonrecurring charge be applied reestablish
                                    will           to           service service intemrpted
                                                                       if     is           due
                             of exchange service,or other charges, an orderproviding foi complete
                                                                 but
               l|^Tto"tTent has
               drsconnection not beencompleted

         8'2'2     once a disconnection,order beencompleted,
                                            has              servicewill bereestablished upon
                                                                                       only
                   the basisof a newapplication service addiiionto anycharges
                                              of      in                     for services up to
                                                                                        due
                   the dateof suspension.

         8'2'3     A Restoral Charge, forthin Section will be applied
                                    set             8.8,              unless charge restoral
                                                                             a       for       of
                   service included a specific
                          is       in         service's
                                                      section this PriceList. Additionally,all
                                                             of
                   charges to thedateofthe suspension dueprior to restoral
                           up                        are                   ofservice.




ISSUED:April 13,2007                                                  Effective:April | 4, 2007
By:                                Richard Koch,president
                                          N.
                                        333Elm Street
                                      Dedham,MA 02026
 RNK Inc. d/b/aRNK CommunicationsrM
                                                                Districtof ColumbiaP.S.C. I
                                                                                        No.
                                                                                      page52
                                                                               Original


 8.3 BlockingServices

        8.3.1 900/gT6lnformation
                              ServiceBlocking

           8'3'1'4 900l976lnformation  Service  Blockingis provided the Company thedefault
                                                                  by              as
                   serviceoptionto restrictcallsfromthi customer'slocal access to all 900and/or
                                                                             line
                   976 serviceaccess codes

           8'3'1'8 Whenblockingis activated, directdialedcallsto all 900 and/or976servicenumbers
                   from the customer's
                                     local access will beblocked.
                                                 line                 These blockedcallswill be
                   directed an announcement
                           to

           83'r'C By default,
                            callsto 900/976
                                          services blocked
                                                 are      from all Broadband
                                                                           Voiceservices
                  lines.

           8.3.1.DBlockingfor InformationServices be withoutcharge.
                                                wilr
           8.3.1.8RESERVED
                         FORFUTUREUSE

8.4   DirectoryAssistance
                        Service

       8'4'1   DirectoryAssistanceService l) is furnished
                                         (al              uponcustomer  request assistance
                                                                              for         in
               determiningtelephonenumbers.  iustomerswill bechaiged all requests
                                                                    for           including
               requests listingsthat arenot found.
                      for

       8.4.2 Regulations Applicationof Charges
                       and

          8'4'2'A DirectoryAssistance
                                    charges
                                          applyon a per call basis,
                                                                  with a maximum two
                                                                                of
                  requestedtelephone
                                   numbersallowed call.
                                                 pei
          8'4'2'8 A customer  who cannot telephone
                                        use         directories
                                                              because physicalor mental
                                                                    of
                  limitationsmay obtainan exemption
                                                  from DirectoryAssistanieService
                                                                                charges
          8'4'2'C Charges
                          9: ry, applyfor DirectoryAssistance from linesservingindividuals
                                                            calls
                  with disabilities. obtainsucheiemption, customer
                                   To                     the           shallprovidethename,
                  address,telephone  number nature thelimitationfor eactrindividual
                                           and       of                                 requiring
                 theexemption.   Informationcontained theexemption
                                                     on               records shallbe treated
                                                                                            as
                 confidential the Cgmpany. customer
                              by              The         shallnotifr the Company   whentheneed
                 for an exemption longerLxists.
                                   no

          8'4'2'D Rates Charges DirectoryAssistance
                      and     for                 Service
                                                        appear Section below
                                                             in       8.8




ISSUED:April 13,2007                                           Effective:April 14,2007
By:                          RichardN. Koch,president
                                  333Elm Street
                                Dedham, MA 02026
  RNK Inc. d/b/aRNK CommunicationsrM
                                                    Districtof Columbiap.S.C.No. I
                                                                   Originalpage53


  8.5    Reserved FutureUse
                for




 8.6    Reserved FutureUse
               For




ISSUED:April 13,2007
By:                                               Effective:April 14,2007
                         Richard Koch,president
                                N.
                              333Elm Street
                            Dedham,MA 02026
  RNK Inc. dlb/aRNK CommunicationsrM
                                                                    Districtof Columbiap.S.C.
                                                                                            No. I
                                                                                          page54
                                                                                   Original


 8.7   DirectoryListing Services

       The alphabetical directory a list of names includes
                                  is              that        informationessential theidentification
                                                                                 to
       of the listedpartyandfaiilitatesthe useof the
                                                    directo.y-rrr. companyreserves right to refuse
                                                                                  the
       to publishlistingsthat,in thejudgmentof the
                                                    co,npunv, considered
                                                             are          inappropriate.
        8.7.1 AdditionalandForeignListings

            8.7.1.A



            8'7'l'B Customers request Foreign
                              may        a        Listing,which is a listing entered the
                                                                                    in
                    alphabetical of a directoryothertharithat in which
                               list                                    the iustomei i, ,.eurr.ry
                    listed.

            8'7'1'c Business  customers request captionListing or a straight
                                       may        a                            Line IndentListing.
                    Thecaptionlistingprovidei a singleuppr**."
                                                                ifa nameunderwhichlistingsof
                    branches,  dep-artments, axeiniented.No telephone
                                           etc.,                       numberis associated the
                                                                                           with
                    heading a caption Listing.TheSaaight
                             of                           rinr Ino"nt Listing providesmultiple
                    listingsof informationundeionetelephinenu.b"r,preventing repetition the
                    name.                                                               of

           8'7'1'D Rates Charges AdditionalandForeign
                       and     for                   Listingsappear Section below.
                                                                  in      7.9,

       8.7.2 Non-Directory
                         ListedService

           8'7'2'A At thereeysjof thecustomer, one
                                              any    or all of the customer,s
                                                                            listingsnormally
                   published thealphabetical
                            in              directory be omittedfrom the dird;t b"t listedin
                                                    will
                   theinformationrecords
                                       available tle general
                                                to            public.
           8'7'2'8 Thecustomer    indemnifies saves Company
                                              and       the         harmlessagainst andall
                                                                                     any
                   claimsfor damages   caused claimed havebeencaused
                                               or         to               directlyor indirectlyby
                   thepublication a listing whichthecustomer requested
                                   of                            has         be omittedfrom the
                   telephone  directoryor the disclosing sucha listingio unyperson.
                                                        of                           wheresucha
                   listingis published the telephone
                                      in               directory, Company's
                                                                the          liability shallbe limited
                  to a refund, anymonthlycharges
                               of                     assessedby Company theparticular
                                                                 the         for                Non-
                  DirectoryListedService.




ISSUED:April 13,2007
                                                                  Effective: April I 4, 2007
By:                           Richard Koch,president
                                     N.
                                   333Elm Street
                                 Dedham,MA 02026
 RNK Inc. d/b/aRNK CommunicationsrM
                                                                Districtof Columbiap.S.C. I
                                                                                         No.
                                                                               Originalpage55



         8.7.2,c Rates chargesfor Non-listed
                      and                         appear sectiong.g,berow.
                                            service    in
      8.7.3   Non-publishedService

         8'7'3'4 Thetelephone   numbers Non-Published
                                         of             Service not listedin thetelephone
                                                               are
                 directoryor in the informationrecords
                                                     available thegenerar
                                                             to          public.
         8'7'3'8 Non-Published  information may be released emergency
                                                               to          service providers,to
                 customers subscribe Company
                            who          to             offerings  whiC-h
                                                                        requirethe ilnformation
                 provideservice                                                               to
                                and/orbill their.li"nis, or, toielephone customers arebilledfor
                                                                                    who
                 callsplacedto or-fromnon-published    numbers to entities
                                                                  and         which collectfor the
                 billed services.
                                Non-Publishld  names   and/ortelephone  numbers  may alsobe
                 delivered customers a call-by_call
                           to         on                 basis.
         8'7'3'c Incomingcallsto Non-Published
                                             servicewill be completed
                                                                    only whenthe calling
                 partyplaces.the by telephone
                               call          number. Company adhere this condition
                                                     The          will      to
                 notwithstanding claimmadeby thecallingparty.
                               any

        8'7'3'D No liability for.damages arisingfrompublishing telephone
                                                                 the           numberof Non-
                Published  Service thetelephone
                                   in              directoryoriisclosing thetelephone   numberto
                anyperson   shallattach the Company.
                                       to               Wheresuchnumber published the
                                                                             is           in
                telephone  directory, Company'r
                                     the            tiuUitityshallbe limitedto a reftnd of any
               monthlycharges     assessed the companyfortheNon-pubrished
                                          by                                      Service.
        8'7'3'E The customer  indemnifies saves Company
                                        and     the        harmlessagainst andall
                                                                          any
                claimsfor damages caused claimed havebeencaused,
                                         or       to              directly or indirectly,
                                                                                        by
                refusingto disclose non-published
                                  a             telephone
                                                        number uponrequest by the
                                                                           or
                publication thenumber a Non-Pubiished
                           of           of              Service thetelephone
                                                              in              directoryor
                disclosing suchnumber anyperson.
                          of            to


        8.7.3.FRates charges Non-published
                    and     for                appear sectiong.g,below
                                         service    in




ISSUED:April13,2007
                                                               Effective:April 14,2007
By:                        Richard Koch,president
                                  N.
                                333Elm Street
                              Dedham,MA 02026
 RNK Inc. d/b/a RNK CommunicationsrM                       Districtof ColumbiaP.S.C. I
                                                                                   No.
                                                                          OriginalPage56

8.8   Ancillary Services RNK Broadband
                       to            Voice Services

       8.8.1 Moves,Adds,andChanges

                 Move:55.00, order
                            per
                 Add: $5.00, order
                           per
                 Change:     per
                        $5.00, order

       8.8.2 Restoral Service
                    of

                 Line Restoration
                                Charge(per line,afterintemrption non-payment)
                                                               for
                 Residence$30.00
                 Business$56.00

       8.8.3 Reserved Future
                    For     Use

       8.8.4 DirectoryAssistance

                 Perrequest,
                          90.99

       8.8.5 Reserved Future
                    For     Use

       8.8.6 Reserved Future
                    For     Use

       8.8.7 DirectoryListingService

                                                Per
                                               Month    Non-Recurring
                          Primary
                                Listing        $.N/C
                       AdditionalListing       $ 1.65        (t)
                    Nondirectory
                               ListedNumber $ 1.20           (t)
                     Non-Published Number   S 2.08           (t)
                    (t) Iforderedsubsequent theinstallation
                                          to              ofthe associated
                                                                         service.
                                                                                the
                    appropriateAdd or Changechargeapplies.




ISSUED:April 13,2007                                       Effective:April 14,2007
By:                         RichardN. Koch,President
                                 333Elm Street
                               Dedham,MA 02026
 RNK lnc. dlblaRNK CommunicationsrM              Districtof ColumbiaP.S.C. I
                                                                          No.
                                                                Originalpage57
 SECTION - RESERVED
        9         FORF'UTURE
                           USE




ISSUED:April 13,2007                             Effective:April 14,2007
By:                    Richard Koch, President
                              N.
                            333Elm Street
                          Dedham,MA02026
 RNK Inc. d/b/aRNK CommunicationsrM             Districtof ColumbiaP.S.C. I
                                                                         No.
                                                               Originalpage58
          -
 SECTIONTO RESERVEDFORFUTUREUSE




ISSUED:April 13,2007                            Effective April | 4, 2007
                                                         :
By:                    Richard Koch,President
                              N.
                            333Elm Street
                          Dedham,MA02026
 RNK Inc. d/b/aRNK CommunicationsrM                             Districtof ColumbiaP.S.C. I
                                                                                        No.
                                                                                      page59
                                                                               Original



 I l.l   Basisfor Rates Charees
                       and

         Rates charges special
                and          for      construction bebased thecostsincurred theCompany
                                                 will     on               by
         T9.T1y    include(1) nonrecurring charges, recuningtype charges, termination
                                           rype       (2)               (3)
         liabilities,or (4) combinations
                                       ttrereof.

 n.2     Basisfor CostComputation

         The costsreferred in sectionI1.1 may includeoneor moreof the following items
                          to                                                         to theextent
         thatthey areapplicable:

         (A)    Installed cost of the facilities to be provided including estimatedcosts for
                                                                                             the
                rearrangements existingfacilities.
                               of                  Costinstalledincludes costofi
                                                                        the
                (1)     Equipment materials
                                  and           providedor used,
                (2)     Engineering,labor,andsupervision,
                (3)     Transportation,
                                      and
                (4)     Rightsof way;

         (B)   Costofmaintenance;
               (l)      Depreciation the estimated
                                     on               costinstalledof any facilitiesprovided,basedon
               the anticipated usefulservicelife of the facilitieswith an appropriatJallowance the
                                                                                              for
               estimated salvage;
                          net
               (2)     Administration,taxes, and uncollectiblerevenueon the basis of reasonable
                        average costsfor theseitems;
         (E)   License  preparation,processing, related
                                                and        fees;
         (F)   Tariff preparation,processing, related
                                              and        fees;
               Charges  whenbilled directlyby another  carrier,whetheror not the Company actingas
                                                                                          is
               a.gent,allowing companyto passthroughthesecharges the customer.
                                                                      to
         (H)   Any otheridentifiable costs related the facilitiespiovided;or
                                                  to
         (D    An amountfor refurnandcontingencies.




ISSUED:April 13,2007                                            Effective: April 14,2007
By:                           Richard Koch,President
                                     N.
                                   333Elm Street
                                 Dedham,MA 02026
 RNK Inc. d/b/a RNK CommunicationsrM                            Districtof ColumbiaP.S.C. I
                                                                                        No.
                                                                               OriginalPage60



 I1.3   TerminationLiabilitv

        To the extentthat thereis no otherrequirement useby theCompany, termination
                                                     for                  a       liability
        may applyfor facilitiesspeciallyconstructed therequistof thecustorn"t.
                                                  at

        I1.3.1 Theterminationliability periodis theestimated      life
                                                           service of thefacilitiesprovided.
        11.3.2 Unlessotherwise  stated thistariff, theamount themaximum
                                      in                   of          termination
                                                                                 liabiliw is
               equalto the estimatedamounts for:

                              (1)    Costinstalled thefacilitiesprovided
                                                   of                    includingestimated costs
                                     for rearrangementsexistingfacilitiesand/orconstruction
                                                       of                                   of
                                     newfacilitiesasappropriate, netsalvage.
                                                                less           cost installed
                                     includes costof:
                                              the
                                     (a)     equipment materials
                                                       and         providedor used,
                                     (b)     engineering,labor,andsupervision,
                                     (c)     transportation,
                                                           and
                                     (d)     rightsof way;

                              (2)    license preparation, processing, related
                                                                     and       fees;
                              (3)    tariffpreparation, processing, related
                                                                    and      fees;
                              (4)    costof removalandrestoration,   whereappropriate; and
                              (5)    anyotheridentifiable   costsrelatedtothespecially
                                                                                     constructed
                                                                                               or
                                     rearranged facilities.

        11.3.3 The applicable termination
                                        liability charge based thenormalmethod calculating
                                                        is      on                   for
               the unpaidbalance a termobligation. amount suchcharge obtained
                                  of                 ihe         of            is         by
               multiplyingthe sumof the amounts   determined setforth in seciionll.3.2by afactor
                                                            as
               related theunexpired
                       to            periodofliability andthe discount for returnand
                                                                      rate
               contingencies. amount
                              The       determined sectionll.3.2precedingshallbe adjusted
                                                    in                                       to
               reflectthe predeterminedestimate salvage,
                                                net        including    r"usi adjustment reflect
                                                                                         to
               applicable taxes.                                    "ny




ISSUED:April 13,2007                                           Effective:Apnl 14,2007
By:                           RichardN. Koch,President
                                   333Elm Street
                                 Dedham, MA 02026

				
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