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									   Acronym        Definition
21CW         Office of the 21st Century Workforce
AAA          Archives of American Art
AAD          Access to Archival Databases
AAPC         Accounting and Auditing Policy Committee
AAS          Office of Airport Safety and Standards
ABMC         American Battle Monuments Commission
ABPP         American Battlefield Protection Program
ACC          Air Combat Command
ACD          Advanced Counterfeit Deterrence
ACDA         United States Arms Control and Disarmament Agency
ACE          Automated Commerical Environment
ACES         Active Community Environments Initiative
ACF          Administration for Children and Families
ACFR         Administrative Committee of the Federal Register
ACHP         Advisory Council on Historic Preservation
AcqNet       AcqNet
ACQWeb       Office of the Under Secretary of Defense for Acquisition and Technology
ACS          Office of American Citizens Services and Crisis Management
ACSFA        Advisory Committee on Student Financial Assistance
ACSL         Alternate Crops and Systems Lab (changed to CSGCL)
ACYF         Administration for Children, Youth, and Families
ADA          Americans with Disabilities Act (Text of ADA legislation)
ADC          Program Against Digital Counterfeiting of Currency (changed to ACD)
ADD          Administration on Developmental Disabilities
ADDS         Aviation Digital Data Service
ADF          African Development Foundation
ADR          Alternative Dispute Resolution
AES          Automated Export System
AFC          American Folklife Center
AFCARS       Adoption and Foster Care Reporting and Analysis System
AFDC         Aid to Families with Dependent Children (defunct; see history)
AFIS         American Forces Information Service
AFMLS        Asset Forfeiture and Money Laundering Section
AFP          Asset Forfeiture Program
AFRC         Air Force Reserve Command
AFRH         Armed Forces Retirement Home
AFRL         Air Force Research Laboratory
AFROTC       Air Force Reserve Officer Training Corps
AFRRI        Armed Forces Radiobiology Research Institute
AFRTS        Armed Forces Radio and Television Service
AFS          Air Facility System
AFSC         Armed Forces Staff College (replaced by JFSC)
AFSIC        Alternative Farming Systems Information Center
AFSPC        Air Force Space Command
AGC          Army Geospatial Center
AGDC         Alaska Geospatial Data Clearinhouse
AGID         AGing Integrated Database
AGRICOLA     Agricultural OnLine Access
AHCPR        Agency for Health Care Policy and Research (changed to AHRQ)
AHRQ         Agency for Healthcare Research and Quality
AHS          American Housing Survey
AID      Agency for International Development
AILO     American Indian Liaison Office
AIRS     Aerometric Information Retrieval System (changed to AFS)
AMES     Ames Laboratory
AML      Abandoned Mine Lands
AMS      Agricultural Marketing Service
AMTIC    Ambient Monitoring Technology Information Center
Amtrak   National Railroad Passenger Corporation
ANA      Administration for Native Americans
ANG      Air National Guard
ANL      Argonne National Laboratory
AO       Administrative Office of U.S. Courts
AOA      Administration on Aging
AOC      Architect of the Capitol
AOML     Atlantic Oceanographic and Meteorological Laboratory
APH      American Printing House for the Blind
APHIS    Animal and Plant Health Inspection Service
APIS     Advanced Passenger Information System
APLAA    Office of Asian Pacific, Latin American, and African Analysis
APP      Office of Airport Planning and Programming
AQA      Air Quality Analysis
AQS      Air Quality System
ARB      Administrative Review Board
ARBA     Army Review Boards Agency
ARC      Archival Research Catalog | Arctic Research Commission
ARIS     Air Resources Information System
ARL      Air Resources Laboratory | Army Research Laboratory
ARM      Atmospheric Radiation Measurement
ARNet    Acquisition Reform Network (changed to AcqNet)
ARPA     Advanced Research Projects Agency
ARPA-E   Advanced Research Projects Agency-Energy
ARRA     American Recovery and Reinvestment Act
ARS      Agricultural Research Service
ASC      Appraisal Subcommittee
ASL      Assistant Secretary for Legislation
ASPE     Assistant Secretary for Planning and Evaluation
ASPR     Assistant Secretary for Preparedness and Response
AT/FP    Antiterrorism Force/Protection Directorate
ATF      Bureau of Alcohol, Tobacco, Firearms & Explosives
ATO      Air Traffic Organization
ATP      Advanced Technology Program
ATS      Automated Targeting System
ATSDR    Agency for Toxic Substances and Disease Registry
ATW      Air Toxics Web Site
AWC      Aviation Weather Center
AWIC     Animal Welfare Information Center
BARC     Beltsville Agricultural Research Center
BAU      Behavioral Analysis Unit
BBG      Broadcasting Board of Governors
BEA      Bureau of Economic Analysis
BECON    Biomedical Engineering Consortium (defunct as of 11/08)
BEP      Bureau of Engraving and Printing
BER        Biological and Environmental Research
BERA       Business & Economics Research Advisor
BES        Basic Energy Sciences
BEST       Biomonitoring of Environmental Status and Trends (changed to I&M)
BFRL       Building and Fire Research Laboratory
BHPr       Bureau of Health Professions
BIA        Bureau of Indian Affairs
BIE        Bureau of Indian Education
BIMAS      BioInformatics Molecular Analysis Section
BIS        Bureau of Industry and Security
BJA        Bureau of Justice Assistance
BJS        Bureau of Justice Statistics
BLM        Bureau of Land Management
BLS        Bureau of Labor Statistics
BMDO       Ballistic Missile Defense Organization (changed to MDA)
BNL        Brookhaven National Laboratory
BNQP       Baldrige National Quality Program
BOP        Federal Bureau of Prisons
BOR        Bureau of Reclamation
BPA        Bonneville Power Administration
BPD        Bureau of the Public Debt
BPHC       Bureau of Primary Health Care
BRAC       Defense Base Closure and Realignment Commission
BRB        Benefits Review Board
BRD        Biological Resource Division
BRFSS      Behavioral Risk Factor Surveillance System
BRS        Biotechnology Regulatory Service
BSE        Bovine Spongiform Encephalopathy (Mad Cow Disease)
BTOP       Broadband Technology Opportunities Program
BTS        Bureau of Transportation Statistics
BVA        Board of Veterans Appeals
BXA        Bureau of Export Administration (changed to BIS)
CA         Bureau of Consular Affairs
CAB        Climate Analysis Branch
caBIG      Cancer Biomedical Informatics Grid
CACFP      Child and Adult Care Food Program
CAGE       Commercial and Government Entity
CAOC       Chief Acquisition Officers Council
CAP        Civil Air Patrol
CAPPS II   Computer Assisted Passenger Prescreening System
CASMIRC    Child Abduction and Serial Murder Investigative Resources Center
CATC       Clean Air Technology Center
CB         Children's Bureau
CBCA       Civilian Board of Contract Appeals
CBD        Commerce Business Daily (changed to FBO)
CBER       Center for Biologics Evaluation and Research
CBI        Center for Biological Informatics
CBIAC      Chemical and Biological Defense Information Analysis Center (changed to CBRNIAC)
CBO        Congressional Budget Office
CBP        Customs and Border Protection
CBRNIAC    Chemical, Biological, Radiological & Nuclear Defense Information Analysis Center
CCB        Child Care Bureau
CCC            Commodity Credit Corporation
CCDF           Child Care and Development Fund
CCDO           Community Capacity Development Office
CCEHIP         Coordinating Center for Environmental Health and Injury Prevention
CCHIS          Coordinating Center for Health Information and Service
CCID           Coordinating Center for Infectious Diseases
CCIPS          Computer Crime & Intellectual Property Section
CCR            Commission on Civil Rights
CCTP           U.S. Climate Change Technology Program
CCU            Capital Case Unit
CDBG           Community Development Block Grants
CDC            Centers for Disease Control
CDDIS          Crustal Dynamics Data Information System
CDER           Center for Drug Evaluation and Research
CDFI           Community Development Financial Institutions
CDIAC          Carbon Dioxide Information Analysis Center
CDOM           Center for Delivery, Organization, and Markets
CDP            Center for Domestic Preparedness
CDRH           Center for Devices and Radiological Health
CDS            Cataloging Distribution Service
CEA            Council of Economic Advisers
CEBB           Customs Electronic Bulletin Board (migrated to CBP)
CEDR           Comprehensive Epidemiologic Data Resource
CEN            Bureau of the Census
CENTCOM        United States Central Command
CEOS           Child Exploitation and Obscenity Section
CEPPO          Chemical Emergency Preparedness and Prevention Office
CEPS           Center for Earth and Planetary Studies
CEQ            Council on Environmental Quality
CER            Comparative Effectiveness Research
CERC           Columbia Environmental Research Center
CERCLIS        Comprehensive Environmental Response, Compensation, & Liability Information System
CERT           Community Emergency Response Team Program
CES            Current Employment Statistics
CETEC          Topographic Engineering Center (changed to AGC)
CFA            U.S. Commission of Fine Arts
CFACT          Center for Financing, Access, and Cost Trends
CFBCI          Center for Faith-Based and Community Initiatives
CFDA           Catalog of Federal Domestic Assistance
CFIUS          Committee on Foreign Investments in the United States
CFM            Division of Contracting & Facilities Management (FWS)
CFOC           Chief Financial Officers Council
CFR            Code of Federal Regulations
CFS            Commodity Flow Survey
CFSAN          National Center for Food Safety and Applied Nutrition
CFTC           Commodity Futures Trading Commission
CHAMPVA        Civilian Health and Medical Program of the Department of Veterans Affairs
CHCO Council   Chief Human Capital Officers Council
CHID           Combined Health Information Database (discontinued as of 9/06)
CHIEF          Clearinghouse for Inventories & Emissions Factors
CHIP           Children's Health Insurance Program
CIA            Central Intelligence Agency
CIAO      Critical Infrastructure Assurance Office (see NIAC)
CIC       Consumer Information Center
CIC/AG    Counterintelligence Center Analysis Group
CICA      U.S.-Mexico Border Information Center on Air Pollution
CID       U.S. Army Criminal Investigation Command
CIFA      Counterintelligence Field Activity (merged into DCHC)
CIGIE     Council of the Inspectors General on Integrity and Efficiency
CIO       Chief Information Officers Council
CIPRIS    Coordinated Interagency Partnership Regulating International Students (see SEVIS)
CIS       Cancer Information Service | Citizenship and Immigration Services
CIT       Center for Information Technology
CITA      Committee for the Implementation of Textile Agreements
CITES     Convention on International Trade in Endangered Species of Wild Fauna and Flora
CLG       Certified Local Government
CLIA      Clinical Laboratory Improvement Amendments
CMH       Center of Military History
CMHS      Center for Mental Health Services
CMM       Center for Medicare Management
CMS       Centers for Medicare and Medicaid Services
CMSO      Center for Medicaid and State Operations
CMV       Center for Minority Veterans
CNO       Chief of Naval Operations
CNPP      Center for Nutrition Policy and Promotion
CNS       Corporation for National and Community Service
COBRA     Consolidated Omnibus Budget Reconciliation Act
CoCHP     Coordinating Center for Health Promotion
COGH      Coordinating Office for Global Health
CONPLAN   U.S. Government Interagency Domestic Terrorism Concept of Operations Plan (.pdf)
Conrail   Consolidated Rail Corporation
CONSER    Cooperative Online Serials
COP       Coastal Ocean Program
COPS      Office of Community Oriented Policing Services
COTPER    Coordinating Office for Terrorism Preparedness & Emergency Response
COTS      Cotton, Oilseeds, Tobacco and Seeds Division
CP3       Center for Primary Care, Prevention, and Clinical Partnerships
CPD       Office of Community Planning and Development
CPI       Consumer Price Index
CPMS      Defense Civilian Personnel Management Service
CPO       Corrections Program Office (now part of BJA)
CPSC      Consumer Product Safety Commission
CPSO      Cataloging Policy and Support Office
CRA       Community Reinvestment Act
CRB       Copyright Royalty Board
CRC       Civil Rights Center
CRISP     Computer Retrieval of Information on Scientific Projects
CROSS     Customs Rulings Online Search System
CRP       Conservation Reserve Program
CRS       Congressional Research Service | Community Relations Service
CSAC      Citizens' Stamp Advisory Committee
CSAP      Center for Substance Abuse Prevention
CSAT      Center for Substance Abuse Treatment
CSB       Chemical Safety and Hazard Investigation Board
CSC        NOAA Coastal Services Center
CSCE       Commission on Security and Cooperation in Europe (Helsinki Commission)
CSD        Chemical Sciences Division
CSE        Office of Child Support Enforcement
CSFP       Commodity Supplemental Food Program
CSGCL      Crop Systems and Global Change Lab
CSI        Center for the Study of Intelligence
CSOS       Controlled Substance Ordering System
CSR        Center for Scientific Review | Comprehensive School Reform Program
CSRC       Computer Security Resource Center
CSREES     Cooperative State Research, Education, and Extension Service
CSS        Crime and Safety Surveys
CSTL       Chemical Science & Technology Laboratory
CTAS       Center-TRACON Automation System
CTC        Counterterrorist Center (defunct?)
CTEP       Cancer Therapy Evaluation Program
CTGP       Competitive Training Grants Program
CUIO       Controlled Unclassified Information Office
CVM        Center for Veterinary Medicine
CWC        Chemical Weapons Convention
DA         Department of the Army
DACA       Defense Academy for Credibility Assessment
DARPA      Defense Advanced Research Projects Agency
DASIS      Drug and Alcohol Services Information System
DAU        Defense Acquisition University
DBP        Discretionary Bridge Program
DCAA       Defense Contract Audit Agency
DCAC       Disaster Contracting Assistance Center
DCHC       Defense Counterintelligence and Human Intelligence Center
DCIS       Defense Criminal Investigative Service
DCRT       Division of Computer Research and Technology (replaced by CIT)
DDC        Defense Distribution Center
DEA        Drug Enforcement Administration
DEC        Departmental Enforcement Center
DeCA       Defense Commissary Agency
DEQ        Division of Environmental Quality
DESA       Department of Economic and Social Affairs
DESC       Defense Energy Support Center
DFAS       Defense Finance and Accounting Service
DHAC       Division of Health Assessment and Consultation
DHS        Department of Homeland Security
DHS TRIP   Department of Homeland Security’s Travel Redress Inquiry Program
DI         Directorate of Intelligence
DIA        Defense Intelligence Agency
DINFOS     Defense Information School
DISA       Defense Information Systems Agency
DLA        Defense Logistics Agency
DLAPS      Defense Logistics Agency Publishing System
DLHWC      Division of Longshore and Harbor Workers' Compensation Program
DLIS       Defense Logistics Information Service
DLP        Dairy, Livestock and Poultry Division
DLSA       Defense Legal Services Agency
DMA      Defense Mapping Agency (replaced by NIMA, then NGA)
DMDC     Defense Manpower Data Center
DNDO     Domestic Nuclear Detection Office
DNFSB    Defense Nuclear Facilities Safety Board
DNI      Director of National Intelligence
DNSC     Defense National Stockpile Center
DOC      Department of Commerce
DOD      Department of Defense
DODEA    Department of Defense Education Activity
DoDISS   DoD Index of Specifications and Standards
DODPI    Department of Defense Polygraph Institute (changed to DACA)
DoDSSP   Single Stock Point for Specifications and Standards
DOE      Department of Energy
DOI      Department of the Interior
DOIU     Department of the Interior University
DOJ      Department of Justice
DOL      Department of Labor
DORRA    DLA Office of Operations Research and Resource Analysis
DOS      Department of State
DOT      Department of Transportation
DPC      Domestic Policy Council
DPL      Denied Persons List
DPMO     Defense Prisoner of War/Missing Personnel Office
DRL      Bureau of Democracy, Human Rights, and Labor
DRMS     Defense Reutilization and Marketing Service
DS       Bureau of Diplomatic Security
DSB      Defense Science Board
DSCA     Defense Security Cooperation Agency
DSO      Duck Stamp Office
DSS      Defense Security Service | Domestic Security Section
DTACBP   Digital-To-Analog Converter Box Program
DTIC     Defense Technical Information Center
DTRA     Defense Threat Reduction Agency
DV       Diversity Visa
EAC      United States Election Assistance Commission
EAR      Export Administration Regulations
EBSA     Employee Benefits Security Administration
ECA      Bureau of Educational and Cultural Affairs
ECAB     Employees' Compensation Appeals Board
ECHO     Enforcement and Compliance History Online
ECI      National Institute on Early Childhood Development and Education
ECIE     Executive Council on Integrity and Effiency (changed to CIGIE)
ECOSOC   Economic and Social Council
ECP      Emergency Conservation Program
ED       Department of Education
EDA      Economic Development Administration
EDGAR    Electronic Data Gathering, Analysis, and Retrieval
EDIE     Electronic Deposit Insurance Estimator
EEEL     Electronics and Electrical Engineering Laboratory
EEOC     Equal Employment Opportunity Commission
EEOMBD   Ombudsman for the Energy Employees Occupational Illness Compensation Program
EERE     Energy Efficiency and Renewable Energy
EHP          Environmental Health Perspectives
EIA          Energy Information Administration
EIS          Epidemic Intelligence Service
ELIPS        Electronic Library of Interior Policies
EM           Office of Environmental Management
EMC          Emissions Measurement Center
EML          Environmental Measurements Laboratory
ENC          Eisenhower National Clearinghouse
ENRD         Environment and Natural Resources Division
EO           Executive Order
EOAF         Executive Office for Asset Forfeiture (changed to TEOAF)
EOIR         Executive Office for Immigration Review
EOP          Executive Office of the President
EOUSA        Executive Office for United States Attorneys
EP&R         Emergency Preparedness and Response
EPA          Environmental Protection Agency
EPLS         Excluded Parties List System
EPO          Epidemiology Program Office
EQIP         Environmental Quality Incentives Program
eRA          Electronic Research Administration
ERDC         Engineer Research and Development Center
EREN         Energy Efficiency and Renewable Energy Network (changed to EERE)
ERIC         Educational Resources Information Center
EROD         Education Resource Organizations Directory
EROS         Earth Resources Observation and Science
ERS          Economic Research Service
ERSH-DB      Emergency Response Safety and Health Database
ESA          Employment Standards Administration | Economics and Statistics Administration
ESnet        Energy Sciences Network
ETA          Employment and Training Administration
EUROPOL      European Police Office
EVS          Environmental Science Division
EWCP         Export Working Capital Program
Ex-Im Bank   Export-Import Bank of the United States
FAA          Federal Aviation Administration
FAADS        Federal Assistance Award Data System
FAMWEB       Fire and Aviation Management Web Applications
Fannie Mae   Federal National Mortgage Association
FAO          Food and Agriculture Organization
FAPRS        Federal Assistance Programs Retrieval System (replaced by CFDA)
FAR          Federal Acquisition Regulation
Farmer Mac   Federal Agricultural Mortgage Corporation
FAS          Federal Acquisition Service | Foreign Agricultural Service
FASAB        Federal Accounting Standards Advisory Board
FAVIR        Fruits and Vegetables Import Requirements Database
FBCI         Faith-Based and Community Initiatives
FBI          Federal Bureau of Investigation
FBIS         Foreign Broadcast Information Service (changed to WNC)
FBO          Federal Business Opportunities
FCA          Farm Credit Administration
FCC          Federal Communications Commission
FCG          Federal Consulting Group
FCIC       Federal Consumer Information Center | Federal Crop Insurance Corporation
FCSC       Foreign Claims Settlement Commission
FD         Food Distribution Programs
FDA        Food and Drug Administration
FDIC       Federal Deposit Insurance Corporation
FDLP       Federal Depository Library Program
FDPIR      Food Distribution Program on Indian Reservations
FDsys      (GPO) Federal Digital System
FE         Office of Fossil Energy
FEB        Federal Executive Boards
FEC        Federal Election Commission
FEDIX      Federal Information Exchange Inc. (defunct)
FedRelay   Federal Relay Service
FEDRIP     Federal Research in Progress Database
FEDSTATS   Federal Interagency Council on Statistical Policy
FEMA       Federal Emergency Management Agency
FEMP       Federal Energy Management Program
FERA       Fate, Exposure, and Risk Analysis
FERC       Federal Energy Regulatory Commission
Fermilab   Fermi National Accelerator Laboratory
FETC       Federal Energy Technology Center (changed to NETL)
FFAS       Farm & Foreign Agricultural Service
FFB        Federal Financing Bank
FFIEC      Federal Financial Institutions Examination Council
FGDC       Federal Geographic Data Committee
FHA        Federal Housing Administration
FHC        Fisheries and Habitat Conservation
FHEO       Fair Housing and Equal Opportunity
FHFA       Federal Housing Finance Agency
FHFB       Federal Housing Finance Board (merged into FHFA)
FHWA       Federal Highway Administration
FIA        Federal Insurance Administration | Forest Inventory and Analysis
FIC        John E. Fogarty International Center for Advanced Study in the Health Sciences
FICMNEW    Federal Interagency Committee for the Management of Noxious and Exotic Weeds
FICO       Financing Corporation
FIDO       Federal Interagency Databases Online
FINCEN     Financial Crimes Enforcement Network
FIPS       Federal Information Processing Standard
FISA       Federal Intelligence Surveillance Court
FJC        Federal Judicial Center
FLC        Federal Laboratory Consortium
FLETC      Federal Law Enforcement Training Center
FLH        Office of Federal Lands Highway
FLICC      Federal Library and Information Center Committee
FLRA       Federal Labor Relations Authority
FMAP       Federal Medical Assistance Percentage
FMC        Federal Maritime Commission
FMCS       Federal Mediation and Conciliation Service
FMCSA      Federal Motor Carrier Safety Administration
FMLA       Family and Medical Leave Act
FMNP       Farmers Market Nutrition Program
FMS        Financial Management Service
FMSHRC        Federal Mine Safety and Health Review Commission
FNCS          Food, Nutrition, and Consumer Services
FNIC          Food and Nutrition Information Center
FNMA          Federal National Mortgage Association
FNS           Food and Nutrition Service
FOIA          Freedom of Information Act
FOMC          Federal Open Market Committee
FOUO          For Official Use Only (.pdf)
FPCO          Family Policy Compliance Office
FPDC          Federal Procurement Data Center
FPDS          Federal Procurement Data System
FPIC          Federal Partnership for Interoperable Communications
FPKISC        Federal Public Key Infrastructure Steering Committee
FPS           Federal Protective Service
FR            Federal Register
FRA           Federal Railroad Administration
FRB           Federal Reserve Board
FRD           Federal Research Division
Freddie Mac   Federal Home Loan Corporation
FreedomCAR    Freedom Cooperative Automotive Research and Vehicle Technologies Program
FRS           Federal Reserve System | Federal Relay Service (changed to FedRelay)
FRTIB         Federal Retirement Thrift Investment Board
FRTR          Federal Remediation Technologies Roundtable
FS            Forest Service
FSA           Farm Service Agency | Office of Federal Student Aid
FSDO          Flight Standards District Offices
FSI           Foreign Service Institute
FSIC          Food Safety Information Center
FSIS          Food Safety and Inspection Service
FSP           Food Stamp Program (changed to SNAP)
FSS           Federal Supply Service
FTA           Federal Transit Administration
FTC           Federal Trade Commission
FTS           Federal Technology Service (merged into FAS)
FTZ           Foreign-Trade Zones Board
FUDS          Formerly Used Defense Sites
FWS           Fish and Wildlife Service
FYSB          Family and Youth Services Bureau
GangTECC      National Gang Targeting, Enforcement & Coordination Center
GAO           Government Accountability Office
GARD          Genetic and Rare Diseases Information Center
GATT          General Agreement on Tariffs and Trade
GC            Office of Government Contracting
GCMD          Global Change Master Directory
GDP           Gross Domestic Product
GILS          Government Information Locator Service
Ginnie Mae    Government National Mortgage Association
GIPSA         Grain Inspection, Packers, and Stockyards Administration
GIS           Geographic Information Systems
GLOBE         Global Learning and Observations to Benefit the Environment
GNEP          Global Nuclear Energy Partnership (changed to NE)
GNIS          Geographic Names Information System
GNMA              Government National Mortgage Association
GOS               Geospatial One Stop
GPO               Government Printing Office
GPRA              Government Performance and Results Act
GPS               Global Positioning System
GSA               General Services Administration
GSFC              Goddard Space Flight Center
GSTC              Geospatial Service and Technology Center
G/TIP             Office to Monitor and Combat Trafficking in Persons
GWA               Governmentwide Accounting & Reporting Modernization
GwoB              Government Without Boundaries (defunct; see Wayback Machine)
HAB               HIV/AIDS Bureau
HAC               Health Administration Center
HBRRP             Highway Bridge Replacement and Rehabilitation Program
HCFA              Health Care Financing Administration (changed to CMS)
HCIC              Hurricane Contracting Information Center (unable to verify 2/09; see Wayback Machine)
HCP               Habitat Conservation Program
HELP Commission   Commission on Helping to Enhance the Livelihood of People around the Globe (see Wayback Machine)
HHS               Department of Health and Human Services
HIDTA             High Intensity Drug Trafficking Area
HIFCA             High Intensity Financial Crime Area
HIP               Migratory Bird Harvest Information Program
HIPAA             Health Insurance Portability and Accountability Act
HISPC             Health Information Security and Privacy Collaboration
HMDA              Home Mortgage Disclosure Act
HPCC              High Performance Computing and Communications
HPS               Heritage Preservation Services
HRSA              Health Resources and Services Administration
HSAC              Homeland Security Advisory Council
HSAS              Homeland Security Advisory System
HSB               Head Start Bureau (changed to OHS)
HSC               Homeland Security Council
HSEEP             Homeland Security Exercise and Evaluation Program
HSOC              Homeland Security Operations Center
HSPC              Homeland Security Policy Council
HUD               Department of Housing and Urban Development
HVRP              Homeless Veterans Reintegration Program
I&M               Biological Inventory and Monitoring
IA                Import Administration
IACB              Indian Arts and Crafts Board
IADRWG            Interagency Alternative Dispute Resolution Working Group
IAEA              International Atomic Energy Agency
IAEGC             Inter-Agency Electronic Grants Committee (changed to
IAF               Inter-American Foundation
IAIP              Infrastructure Analysis and Infrastructure Protection Program (unable to verify 1/08)
IBB               International Broadcasting Bureau (changed to BBG)
IBRC              Innovative Bridge Research and Construction Program
IBRD              International Bank for Reconstruction and Development
IC3               Internet Crime Complaint Center
ICAF              Industrial College of the Armed Forces
ICAO              International Civil Aviation Organization
ICBEMP            Interior Columbia Basin Ecosystem Management Project
ICC          Interstate Commerce Commission
ICDR         Interagency Committee on Disability Research
ICE          Immigration and Customs Enforcement
ICH          Interagency Council on Homelessness
ICITAP       International Criminal Investigative Training Assistance Program
IDA          International Development Association
IDB          Inter-American Development Bank
IES          Institute of Education Sciences
IFC          International Finance Corporation
IHA          Indian Housing Authority (changed to PIH)
IHS          Indian Health Service
IIC          Inter-American Investment Corporation
IIP          Bureau of International Information Programs
ILAB         Bureau of International Labor Affairs
ILO          International Labour Organization
IMF          International Monetary Fund
IMLS         Institute of Museum and Library Services
IMMPaCt      International Micronutrient Malnutrition Prevention and Control Program
INF          Intermediate Range Nuclear Forces
INL          Bureau for International Narcotics and Law Enforcement Affairs | Idaho National Laboratory
INR          Bureau of Intelligence and Research
INS          Immigration and Naturalization Service (changed to USCIS)
INSS         Institute for National Strategic Studies
INTERPOL     International Criminal Police Organization
IO           Bureau of International Organization Affairs
IOC/AG       Information Operations Center’s Analysis Group
IOLM         International Organization for Legal Metrology
IOM          International Organization for Migration
IOSS         Interagency OPSEC Support Staff
IPTU         International Prisoner Transfer Program
IPY          International Polar Year
IRP Center   National Intellectual Property Rights Coordination Center
IRAC         Interdepartment Radio Advisory Committee
IRM          Information Resources Management College
IRS          Internal Revenue Service
IRS-CI       Internal Revenue Service, Criminal Investigations
IRTM         Division of Information Resources and Technology Management
ISN          Bureau of International Security and Nonproliferation
ISOO         Information Security Oversight Office
ITA          International Trade Administration
ITC          United States International Trade Commission
ITDS         International Trade Data System
ITS          International Treasury Services (login required)
JAG          Judge Advocate General
JCCIC        Joint Congressional Committee on Inaugural Ceremonies
JCP          Joint Committee on Printing
JCS          Joint Chiefs of Staff
JCT          Joint Committee on Taxation
JEC          Joint Economic Committee
JFSC         Joint Forces Staff College
JMD          Justice Management Division
JPL          Jet Propulsion Laboratory
JRU      Justice Resource Update
JSC      Johnson Space Center
JTTF     Joint Terrorism Task Force
JUSFC    Japan-United States Friendship Commission
JWOD     Javits-Wagner-O'Day Program
KSC      Kennedy Space Center
LANL     Los Alamos National Laboratory
LBL      Ernest Orlando Lawrence Berkeley National Laboratory
LC       Library of Congress
LCSH     Library of Congress Subject Headings
LE       Law Enforcement (FWS)
LEP      Limited English Proficiency
LIV      Legislative Indexing Vocabulary
LM       Office of Legacy Management
LLNL     Lawrence Livermore National Laboratory
LOC      Library of Congress
LOCIS    Library of Congress Information System
LSC      Legal Services Corporation
MAC      Market Access and Compliance
MAPS     Mapping and Analysis for Public Safety
MARAD    Maritime Administration
MARVEL   Machine Assisted Realization of the Virtual Electronic Library
MATRIX   Multi-State Anti-Terrorism Information Exchange (.pdf)
MBCC     Migratory Bird Conservation Commission
MBDA     Minority Business Development Agency
MCC      Millennium Challenge Corporation
MCHB     Maternal and Child Health Bureau
MCTL     Militarily Critical Technologies List
MDA      Missile Defense Agency
MDB      Multilateral Development Banks
MedPAC   Medicare Payment Advisory Commission
MEP      Manufacturing Extension Partnership
MEPS     Medical Expenditure Panel Survey
MeSH     Medical Subject Headings
MIGA     Multilateral Investment Guarantee Agency
MMC      Marine Mammal Commission
MMS      Minerals Management Service
MMWR     Morbidity and Mortality Weekly Report
MOLIS    Minority On-Line Information Service (defunct)
MPSA     Military Postal Service Agency
MRC      Medical Reserve Corps | Mississippi River Commission
MRM      Minerals Revenue Management
MSA      Metropolitan Statistical Area
MSC      Military Sealift Command
MSDS     Material Safety Data Sheets
MSEL     Materials Science and Engineering Library
MSHA     Mine Safety and Health Administration
MSPB     Merit Systems Protection Board
MTDP     Minority Telecommunications Development Program
NAALC    North American Agreement on Labor Cooperation
NAAQS    National Ambient Air Quality Standards
NACIC    National Counterintelligence Center (merged into ONCIX)
NAEP      National Assessment of Educational Progress
NAFTA     North American Free Trade Agreement
NAICS     North American Industry Classification System
NAIS      National Animal Identification System
NAL       National Agricultural Library
NAO       National Applications Office
NARA      National Archives and Records Administration
NAS       The National Academies
NASA      National Aeronautics and Space Administration
NASM      National Air and Space Museum
NASS      National Agricultural Statistics Service
NATO      North Atlantic Treaty Organisation
NAWQA     National Water-Quality Assessment Program
NBAC      National Bioethics Advisory Commission (replaced by PCBE; archived at GU)
NBC       National Business Center
NBI       National Bridge Inventory
NBII      National Biological Information Infrastructure
NBIS      National Bridge Inspection Standards
NBL       New Brunswick Laboratory
NCA       National Cemetery Administration
NCACA     National Capital Arts and Cultural Affairs
NCADI     National Clearinghouse for Alcohol and Drug Information
NCAVC     National Center for the Analysis of Violent Crime
NCBDDD    National Center on Birth Defects and Developmental Disabilities
NCBI      National Center for Biotechnology Information
NCC       National Coordinating Center for Telecommunications
NCCAM     National Center for Complementary and Alternative Medicine
NCCC      National Civilian Community Corps
NCCDPHP   National Center for Chronic Disease Prevention and Health Promotion
NCCIC     National Child Care Information and Technical Assistance Center
NCCOS     National Centers for Coastal Ocean Science
NCCS      National Center for Computational Sciences
NCCT      National Center for Computational Toxicology
NCD       National Council on Disability
NCDC      National Climatic Data Center
NCEE      National Center for Education Evaluation and Regional Assistance
NCEH      National Center for Environmental Health
NCEP      National Centers for Environmental Prediction
NCES      National Center for Education Statistics
NCETR     National Center for Explosives Training and Research
NCGMP     National Cooperative Geologic Mapping Program
NCHHSTP   National Center for HIV/AIDS, Viral Hepatitis, STD, and TB Prevention
NCHM      National Center for Health Marketing
NCHS      National Center for Health Statistics
NCHSTP    National Center for HIV, STD, and TB Prevention (changed to NCHHSTP)
NCI       National Cancer Institute
NCID      National Center for Infectious Diseases (absorbed by NCHHSTP, NCIRD, NCPDCID, and NCZVED)
NCIPC     National Center for Injury Prevention and Control
NCIRD     National Center for Immunization and Respiratory Diseases
NCIS      Naval Criminal Investigative Service
NCIX      Office of the National Counterintelligence Executive
NCJRS     National Criminal Justice Reference Service
NCLB      No Child Left Behind
NCLIS     National Commission on Libraries and Information Science (defunct as of 3/08; see Wayback Machine)
NCMHD     National Center on Minority Health and Health Disparities
NCNR      NIST Center for Neutron Research
NCP       National Oil and Hazardous Substances Pollution Contingency Plan
NCPC      National Capital Planning Commission
NCPDCID   National Center for Preparedness, Detection, and Control of Infectious Diseases
NCPHI     National Center for Public Health Informatics
NCPTSD    National Center for PTSD
NCR       National Capital Region
NCRR      National Center for Research Resources
NCS       National Clandestine Service | National Communications System
NCSD      National Cyber Security Division
NCTC      National Conservation Training Center | National Counterterrorism Center
NCTR      National Center for Toxicological Research
NCUA      National Credit Union Administration
NCVHS     National Committee on Vital and Health Statistics
NCZVED    National Center for Zoonotic, Vector-Borne, and Enteric Diseases
NDB       NIH Data Book
NDC       National Drug Code Dictionary
NDDIC     National Digestive Diseases Information Clearinghouse
NDDS      Narcotic and Dangerous Drug Section
NDIC      National Diabetes Information Clearinghouse | National Drug Intelligence Center
NDIIPP    National Digital Information Infrastructure and Preservation Program
NDMS      National Disaster Medical System
NDPC      National Domestic Preparedness Consortium
NDU       National Defense University
NE        Office of Nuclear Energy
NEA       National Endowment for the Arts | Bureau of Near Eastern Affairs
NEC       National Economic Council
NED       NIH Enterprise Directory
NEGP      National Education Goals Panel (defunct; UNT has archived some material)
NEH       National Endowment for the Humanities
NEI       National Eye Institute
NEIC      National Earthquake Information Center | National Enforcement Investigations Center
NEISS     National Electronic Injury Surveillance System
NEJAC     National Environmental Justice Advisory Council
NEPIS     National Environmental Publications Information System (merged into NSCEP)
NERSC     National Energy Research Scientific Computing Center
NESDIS    National Environmental Satellite, Data, and Information Service
NETL      National Energy Technology Laboratory
NFA       National Fire Academy
NFC       National Finance Center
NFIP      National Flood Insurance Program
NFIRS     National Fire Incident Reporting System
NFLIS     National Forensic Laboratory Information System
NGA       National Gallery of Art | National Geospatial-Intelligence Agency
NGC       National Guideline Clearinghouse
NGDC      National Geophysical Data Center
NHAS      National HIV/AIDS Strategy
NHC       National Hurricane Center
NHCBP     National Historic Covered Bridge Preservation Program
NHGRI    National Human Genome Research Institute
NHI      National Highway Institute
NHIC     National Health Information Center
NHIN     Nationwide Health Information Network
NHL      National Historic Landmarks Program
NHLBI    National Heart, Lung and Blood Institute
NHPRC    National Historical Publications and Records Commission
NHSC     National Health Service Corps
NHTSA    National Highway Traffic Safety Administration
NIA      National Institute on Aging
NIAAA    National Institute on Alcohol Abuse and Alcoholism
NIAC     National Infrastructure Advisory Council
NIAID    National Institute of Allergy and Infectious Diseases
NIAMS    National Institute of Arthritis and Musculoskeletal and Skin Diseases
NIBIB    National Institute of Biomedical Imaging and Bioengineering
NIC      National Ice Center | National Institute of Corrections
NICHD    National Institute of Child Health and Human Development
NICS     National Instant Criminal Background Check System
NIDA     National Institute on Drug Abuse
NIDCD    National Institute on Deafness and Other Communication Disorders
NIDCR    National Institute of Dental and Craniofacial Research
NIDDK    National Institute of Diabetes and Digestive and Kidney Disease
NIDRR    National Institute on Disability and Rehabilitation Research
NIEHS    National Institute of Environmental Health Sciences
NIFC     National Interagency Fire Center
NIFL     National Institute for Literacy
NIGC     National Indian Gaming Commission
NIGMS    National Institute of General Medical Sciences
NIH      National Institutes of Health
NIJ      National Institute of Justice
NIMA     National Imagery and Mapping Agency (replaced by NGA)
NIMH     National Institute of Mental Health
NIMS     National Incident Management System
NINDS    National Institute of Neurological Disorders and Stroke
NINR     National Institute of Nursing Research
NIOSH    National Institute for Occupational Safety and Health
NIP      National Immunization Program
NIPA     National Income and Product Accounts
NIPC     National Infrastructure Protection Center (merged with IAIP)
NIPP     National Infrastructure Protection Plan
NIST     National Institute of Standards and Technology
NISTIR   National Institute of Standards and Technology Interagency Report
NITRD    Networking and Information Technology Research and Development
NIWQP    National Irrigation Water Quality Program
NJTTF    National Joint Terrorism Task Force
NKUDIC   National Kidney and Urologic Diseases Information Clearinghouse
NLE      National Library of Education (archive)
NLM      National Library of Medicine
NLS      National Library Service for the Blind and Physically Handicapped
NLRB     National Labor Relations Board
NMAI     National Museum of the American Indian
NMAM     NIOSH Manual of Analytical Methods
NMAO      NOA Marine and Aviation Operations
NMB       National Mediation Board
NMFS      National Marine Fisheries Service
NMREC     National Maritime Resource and Education Center
NNI       National Nanotechnology Initiative
NNSA      National Nuclear Security Administration
NOAA      National Oceanic and Atmospheric Administration
NODC      National Oceanographic Data Center
NOS       National Ocean Service
NPCR      National Program of Cancer Registries
NPDB      National Practitioner Data Bank
NPOESS    National Polar-orbiting Operational Environmental Satellite System
NPR       National Partnership for Reinventing Government (archived at UNT)
NPS       National Park Service
NPTO      National Petroleum Technology Office (unable to verify 1/08; likely absorbed into SCNGO)
NR        National Register of Historic Places
NRC       Nuclear Regulatory Commission | National Response Center
NRCS      Natural Resources Conservation Service
NRDP      National Rural Development Partnership
NREL      National Renewable Energy Laboratory
NREN      National Research and Education Network
NREVSS    National Respiratory and Enteric Virus Surveillance System
NRL       Naval Research Laboratory
NRO       National Reconnaissance Office
NRPC      National Railroad Passenger Corporation (AMTRAK)
NRRSS     National River Restoration Science Synthesis
NSA/CSS   National Security Agency/Central Security Service
NSABB     National Science Advisory Board for Biosecurity
NSC       National Security Council
NSCEP     National Service Center for Environmental Publications
NSD       National Security Division
NSDI      National Spatial Data Infrastructure
NSF       National Science Foundation
NSGO      National Sea Grants Office
NSIP      Nutrition Services Incentive Program
NSLP      National School Lunch Program
NSMP      National Strong-Motion Project
NSOPR     National Sex Offender Public Registry (changed to NSOPW)
NSOPW     Dru Sjodin National Sex Offender Public Website
NSSE      National Special Security Event
NSSL      National Severe Storms Laboratory
NSTC      National Science and Technology Center
NSTL      National Space Technology Laboratories
NTC       National Training Center
NTIA      National Telecommunications and Information Administration
NTID      National Technical Institute for the Deaf
NTIS      National Technical Information Service
NTL       National Transportation Library
NTP       National Toxicology Program
NTRC      National Transportation Research Center
NTSB      National Transportation Safety Board
NURP      NOAA's Undersea Research Program
NVD      National Vulnerability Database
NVSS     National Vital Statistics System
NWBC     National Women's Business Council
NWC      National War College
NWCG     National Wildfire Coordinating Group
NWFSC    Northwest Fisheries Science Center
NWHC     National Wildlife Health Center
NWHIC    National Women's Health Information Center
NWI      National Wetlands Inventory
NWRC     National Wetlands Research Center
NWS      National Weather Service
NWTRB    Nuclear Waste Technical Review Board
OA       Office of Administration
OAAG     Office of the Associate Attorney General
OAC      Office of Antiboycott Compliance
OACU     Office of Animal Care and Use
OAG      Office of the Attorney General
OAHP     Office of Affordable Housing Preservation
OAIT     Office of American Indian Trust
OALJ     Office of Administrative Law Judges
OAQPS    Office of Air Quality Planning and Standards
OAR      Office of AIDS Research | Office of Oceanic and Atmospheric Research
OARM     Office of Attorney Recruitment and Management
OAS      Office of Applied Studies | Organization of American States
OASAM    Office of the Assistant Secretary for Administration and Management
OASDI    Old-Age and Survivors Insurance and Disability Insurance
OAT      Office for the Advancement of Telehealth
OBA      Office of Biotechnology Activities
OBEMLA   Office of Bilingual Education and Minority Languages Affairs (changed to OELA)
OBI      Office of Business Innovations
OBL      Office of Business Liaison
OBO      Bureau of Overseas Building Operations
OBPA     Office of Budget and Program Analysis
OBSSR    Office of Behavioral and Social Sciences Research
OCC      Comptroller of the Currency
OCDETF   Organized Crime Drug Enforcement Task Force
OCE      Office of the Chief Economist | Office of Congressional Ethics
OCFT     Office of Child Labor, Forced Labor, and Human Trafficking
OCIA     Office of Congressional and Intergovernmental Affairs
OCIO     Office of the Chief Information Officer
OCR      Office for Civil Rights (Dept. of Education)
OCRM     Ocean and Coastal Resource Management
OCRS     Organized Crime and Racketeering Section
OCRWM    Office of Civilian Radioactive Waste Management
OCS      Office of Coast Survey | Office of Community Services
OCSC     Office of Citizen Services and Communications
OCSE     Office of Child Support Enforcement
OCSQ     Office of Clinical Standards and Quality
OD       Office on Disability
ODAG     Office of the Deputy Attorney General
ODEP     Office of Disability Employment Policy
ODGMO    Office of Departmental Grants Management and Oversight
ODNI     Office of the Director of National Intelligence
ODP      Office for Domestic Preparedness | Office of Disease Prevention
ODPHP    Office of Disease Prevention and Health Promotion
OE       Office of Electricity Delivery and Energy Reliability
OEA      Office of Economic Adjustment
OECA     Office of Enforcement and Compliance Assurance
OECD     Organization for Economic Cooperation and Development
OEGT     Office of Electronic Government and Technology (changed to egov)
OELA     Office of English Language Acquisition
OEO      Office of Enforcement Operations
OERI     Office of Educational Research and Improvement (archive; see IES)
OES      Bureau of Oceans and International Environmental and Scientific Affairs
OESE     Office of Elementary and Secondary Education
OFA      Office of Family Assistance
OFAC     Office of Foreign Assets Control
OFAM     Office of Financial and Administrative Management
OFCCP    Office of Federal Contract Compliance Programs
OFCM     Office of the Federal Coordinator for Meteorology
OFDT     Office of the Federal Detention Trustee
OFHEO    Office of Federal Housing Enterprise Oversight (merged into FHFA)
OFM      Office of Financial Management
OFR      Office of the Federal Register
OGAC     Office of the U.S. Global AIDS Coordinator
OGC      White House Office of Global Communications
OGE      Office of Government Ethics
OGHA     Office of Global Health Affairs
OGIS     Office of Government Information Services (.pdf)
OGP      Office of Governmentwide Policy
OGWDW    Office of Ground Water and Drinking Water
OHAP     Office of HIV/AIDS Policy
OHASIS   Office of Health and Safety Information System
OHCHR    Office of the UN High Commissioner for Human Rights
OHHLHC   Office of Healthy Homes and Lead Hazard Control
OHPI     Office of Highway Policy Information
OHRP     Office for Human Research Protections
OHS      Office of Head Start
OIA      Office of International Affairs
OIE      World Organization for Animal Health
OIEP     Office of Indian Education Programs (changed to BIE)
OIIA     Office of Intergovernmental and Interagency Affairs
OIG      Office of the Inspector General (USDA)
OIP      Office of Information and Privacy
OIPL     Office of Intergovernmental and Public Liaison
OIPR     Office of Intelligence Policy and Review
OIR      Office of International Relations
OIRA     Office of Information and Regulatory Affairs
OIT      Office of International Trade
OJJDP    Office of Juvenile Justice and Delinquency Prevention
OJP      Office of Justice Programs
OLA      Office of Legislative Affairs
OLAW     Office of Laboratory Animal Welfare
OLC      Office of Legal Counsel
OLMS      Office of Labor Management Standards
OLP       Office of Legal Policy
OLR       Office of Labor Relations
OMAO      Office of Marine and Aviation Operations
OMAR      Office of Medical Applications of Research
OMB       Office of Management and Budget
OME       Office of Migrant Education
OMH       Office of Minority Health
OMHAR     Office of Multifamily Housing Assistance Restructuring (replaced by OAHP)
OMHR      Office of Minority Health and Research
OMM       Offshore Minerals Management Program
ONAP      Office of National AIDS Policy | Office of Native American Programs
ONC       Office of the National Coordinator for Health Information Technology
ONCIX     Office of the National Counterintelligence Executive
ONDCP     Office of National Drug Control Policy
ONPE      Office of Non-Public Education
ONR       Office of Naval Research
ONS       Office of Nursing Services
OPA       Office of Population Affairs
OPAD      Office of Policy and Development
OPC       Office of the Police Corps (defunct; see Wayback Machine)
OPCL      Office of Privacy and Civil Liberties
OPDAT     Office of Overseas Prosecutorial Development, Assistance and Training
OPDR      Office of Policy Development and Research
OPE       Office of Postsecondary Education | Office of Public Engagement
OPEC      Organization of Petroleum Exporting Countries
OPHS      Office of Public Health and Science
OPIC      Overseas Private Investment Corporation
OPL       Office of Policy and Legislation
OPL-IGA   Office of Public Liaison & Intergovernmental Affairs (changed to OPE)
OPM       Office of Personnel Management
OPPTS     Office of Prevention, Pesticides, and Toxic Substances
OPR       Office of Professional Responsibility
OPS       Office of Pipeline Safety
OPSEC     Operations Security
OPTF      Obscenity Prosecution Task Force
ORA       Office of Regulatory Affairs | Office of Research and Applications (changed to STAR)
ORACBA    Office of Risk Assessment and Cost-Benefit Analysis
ORD       Office of Rare Diseases
ORHP      Office of Rural Health Policy
ORI       Office of Research Integrity
ORMH      Office of Research on Minority Health (changed to OMHR)
ORNL      Oak Ridge National Laboratory
ORR       Office of Refugee Resettlement | Office of Response and Restoration
ORWH      Office of Research on Women's Health
OSAC      Overseas Security Advisory Council
OSBP      Office of Small Business Programs
OSC       Office of Special Counsel
OSCE      Office of Child Support Enforcement
OSDBU     Office of Small and Disadvantaged Business Utilization
OSDFS     Office of Safe and Drug-Free Schools
OSEC      Office of the Secretary (Dept. of Labor)
OSEP       Office of Special Education Programs
OSERS      Office of Special Education and Rehabilitative Services
OSF        Office of Space Flight (changed to Office of Space Operations)
OSFAP      Office of Student Financial Assistance Programs (changed to FSA)
OSG        Office of the Solicitor General
OSHA       Occupational Safety and Health Administration
OSHRC      Occupational Safety and Health Review Commission
OSI        Office of Special Investigations
OSM        Office of Surface Mining Reclamation and Enforcment | Office of Spectrum Management
OSO        Office of Space Operations
OSS        Office of Strategic Services
OST        Office of the Special Trustee for American Indians
OSTI       Office of Scientific and Technical Information
OSTP       Office of Science and Technology Policy
OSWER      Office of Solid Waste and Emergency Response
OTA        Office of Technology Assessment
OTIA       Office of Telecommunications and Information Applications
OTJ        Office of Tribal Justice
OTLA       Office of Trade and Labor Affairs
OTP        Office of Technology Policy (unable to verify 4/09; see Wayback Machine)
OTS        Office of Thrift Supervision
OTT        Office of Transportation Technologies (changed to FreedomCAR)
OVAE       Office of Vocational and Adult Education
OVBD       Office of Veterans Business Development
OVC        Office for Victims of Crime
OVP        Office of the Vice President
OVW        Office on Violence Against Women
OWBO       Office of Women's Business Ownership
OWCP       Office of Workers' Compensation Programs
OWH        Office on Women's Health
PAM        Office of Acquisition and Property Management
PBGC       Pension Benefit Guaranty Corporation
PBS        Public Buildings Service
PC         Peace Corps
PCAST      President's Council of Advisors on Science and Technology
PCBE       President's Council on Bioethics
PCC        Panama Canal Commission
PCIE       President's Council on Integrity and Effiency (changed to CIGIE)
PCII       Protected Critical Infrastructure Information
PCLO       Privacy and Civil Liberties Office (changed to OPCL)
PCLOB      Privacy and Civil Liberties Oversight Board (unable to verify 8/09)
PCPID      President's Committee for People with Intellectual Disabilities
PECAD      Production Estimates and Crop Assessment Division
PECE       Policy for Evaluation of Conservation Efforts
PedNSS     Pediatric Nutrition Surveillance System
PEPFAR     President's Emergency Plan for AIDS Relief
PFIAB      President's Foreign Intelligence Advisory Board
PFPA       Pentagon Force Protection Agency
PHA        Public Housing Agency (see PIH)
PharmPAC   Pharmacist Professional Advisory Committee
PHIL       Public Health Image Library
PHIN       Public Health Information Network
PHMSA       Pipeline and Hazardous Materials Adminsitration
PHPPO       Public Health Practice Program Office (defunct; see Wayback Machine)
PHPS        Public Health Prevention Service
PHS         Public Health Service (see OPHS)
PHTN        Public Health Training Network
PIA         Privacy Impact Assessments
PIADC       Plum Island Animal Disease Center
PIH         Office of Public and Indian Housing
PIN         Public Integrity Section
PLLI        National Institute on Postsecondary Education, Libraries, and Lifelong Learning (archive)
PM          Bureau of Political-Military Affairs
PMEL        Pacific Marine Environmental Laboratory
PNGV        Partnership for a New Generation of Vehicles
PNNL        Pacific Northwest National Laboratory
PNSS        Pregnancy Nutrition Surveillance System
POTUS       President of the United States
POW/MP      Prisoner of War/Missing Personnel
PPD         Pentagon Police Department
PPQ         Plant Protection and Quarantine
PRAO        Professional Responsibility Advisory Office
PRC         Postal Regulatory Commission
PRM         Bureau of Population, Refugees, and Migration
PSC         Program Support Center
PSN         Project Safe Neighborhoods
PTFP        Public Telecommunications Facilities Program
PTO         Patent and Trademark Office
PUMS        Public Use Microdata Samples
PWBA        Pension and Welfare Benefits Administration (changed to EBSA)
RA          Reserve Affairs
RAT Board   Recovery Accountability and Transparency Board
RBS         Rural Business-Cooperative Service
RD          Rural Development
REAC        Real Estate Assessment Center
RECD        Rural Economic & Community Development (replaced by RD)
REE         Research, Education and Economics
REIC        Research on the Economic Impact of Cooperatives
REIS        Regional Economic Information System
RePORT      Research Portfolio Online Reporting Tool
RFR         Reportable Food Registry
RHS         Rural Housing Service
RIC         Rural Information Center
RICHS       Rural Information Center Health Service (defunct; see Wayback Machine)
RISC        Regulatory Information Service Center
RITA        Research and Innovative Technology Administration
RMA         Risk Management Agency
ROBO        Releases of Beneficial Organisms in the United States and Territories
ROTC        Reserve Officer Training Corps
RRB         Railroad Retirement Board
RSA         Rehabilitation Services Administration
RSVP        Retired and Senior Volunteers Program
RUS         Rural Utilities Service
S&T         Directorate for Science and Technology
SABER     Statistical Analysis Battery for Epidemiological Research
SACGHS    Secretary's Advisory Committee on Genetics, Health and Society
SACGT     Secretary's Advisory Committee on Genetic Testing (absorbed by SACGHS)
SACX      Secretary's Advisory Committee on Xenotransplantation (defunct; see Wayback Machine)
SAMHSA    Substance Abuse and Mental Health Services Administration
SAO       Smithsonian Astrophysical Observatory
SAVE      Systematic Alien Verification for Entitlement
SBA       Small Business Administration
SBIR      Small Business Innovation Research
SBRP      Superfund Basic Research Program
SCF       Strengthening Communities Fund
SCHIP     State Children's Health Insurance Program
SciDAC    Scientific Discovery through Advanced Computing
SCNGO     Strategic Center for Natural Gas and Oil
SCOTUS    Supreme Court of the United States
SDP       Sustainable Development Partnerships
SDWIS     Safe Drinking Water Information System
SEC       Securities and Exchange Commission | Space Environment Center (changed to SWPC)
SEDAC     Socioeconomic Data and Applications Center
SEER      Surveillance, Epidemiology, and End Results
SERC      Smithsonian Environmental Research Center
SES       Senior Executive Service
SETS      Statistical Export and Tabulation System
SEVIS     Student and Exchange Visitor Information System
SEVP      Student and Exchange Visitor Program
SFMNP     Senior Farmers' Market Nutrition Program
SFS       Scholarship for Service
SFSP      Summer Food Service Program
SGLI      Servicemembers' Group Life Insurance
SI        Smithsonian Institution
SIC       Standard Industrial Classification
SIES      Strategic Industries & Economic Security
SIGTARP   Office of the Special Inspector General for the Troubled Asset Relief Program
SITES     Smithsonian Institution Traveling Exhibition Service
SJI       State Justice Institute
SLAC      Stanford Linear Accelerator Center
SLAITS    State and Local Area Integrated Telephone Survey
SLHIE     State-level Health Information Exchange
SLSDC     Saint Lawrence Seaway Development Corporation
SMART     Office of Sex Offender Sentencing, Monitoring, Apprehending, Registering, and Tracking
SNAP      Supplemental Nutrition Assistance Program
SNL       Sandia National Laboratories
SOL       Office of the Solicitor
SPC       Storm Prediction Center
SPR       Strategic Petroleum Reserve
SRS       Savannah River Site
SS        Secret Service
SSA       Social Security Administration
SSAB      Social Security Advisory Board
SSI       Supplemental Security Income Program
SSS       Selective Service System
STAG      State and Tribal Assistance Grant Programs
STAR         Center for Satellite Applications and Research
Stat.        United States Statutes at Large
STB          Surface Transportation Board
STEWARDS     Sustaining the Earth's Watersheds, Agricultural Research Data System
STI          Scientific and Technical Information
STRI         Smithsonian Tropical Research Institute
SuDoc        Superintendent of Documents
SWPC         Space Weather Prediction Center
TA           Technology Administration (defunct; see Wayback Machine)
TAA          Trade Adjustment Assistance for Firms
TAATC        Division of Trade Agreement Administration and Technical Cooperation
TANF         Temporary Assistance for Needy Families
TCAC         Tribal Consultation Advisory Committee
TCC          Trade Compliance Center
TDA          Trade and Development Agency (see USTDA)
TEAS         Trademark Electronic Application System
TEFAP        The Emergency Food Assistance Program
TEOAF        Treasury Executive Office for Asset Forfeiture
TFF          Treasury Forfeiture Fund
TIC          Trade Information Center (merged with
TIGER Team   Transportation Investment Generating Economic Recovery
TIGTA        Treasury Inspector General for Tax Administration
TIPS         Terrorism Information and Prevention System (defunct; see Senate hearing)
TMA          TRICARE Managment Activity
TOP          Technology Opportunities Program
TPS          Technical Preservation Services
TRI          Toxics Release Inventory
TSA          Transportation Security Administration
TSC          Terrorist Screening Center
TSI          Transportation Safety Institute
TSO          TRICARE Support Office
TSP          Thrift Savings Plan
TTB          Alcohol and Tobacoo Tax and Trade Bureau
TTN          Technology Transfer Network
TVA          Tennessee Valley Authority
UBPR         Uniform Bank Performance Report
UMESC        Upper Midwest Environmental Sciences Center
U.N.         United Nations
UNAIDS       Joint United Nations Programme on HIV/AIDS
UNESCO       United Nations Educational, Scientific and Cultural Organization
UNHCR        United Nations High Commissioner for Refugees Program
UNICEF       United Nations Children's Fund
UNICOR       Federal Prison Industries, Inc.
UNSCEAR      United Nations Scientific Committee on the Effects of Atomic Radiation
UPU          Universal Postal Union
USA          United States Army
USACE        U.S. Army Corps of Engineers
USAF         United States Air Force
USAFA        United States Air Force Academy
USAFC        USA Freedom Corps (changed to
USAID        United States Agency for International Development
USAP         United States Antarctic Program
USBG       United States Botanic Garden
USBR       Bureau of Reclamation
U.S.C.     United States Code
USCC       United States-China Security Review Commission
USCCR      United States Commission on Civil Rights
US-CERT    United States Computer Emergency Readiness Team
USCG       United States Coast Guard
USCIRF     United States Commission on International Religious Freedom
USCIS      U.S. Citizenship and Immigration Services
USCS       United States Customs Service
USDA       United States Department of Agriculture
USES       United States Employment Service (defunct; see Wayback Machine)
USFA       U.S. Fire Administration
USGRCP     United States Global Change Research Program
USGS       United States Geological Survey
USIA       United States Information Agency (changed to IIP)
USIP       United States Institute of Peace
USITC      United States International Trade Commission
USMC       United States Marine Corps
USMS       United States Marshals Service
USN        United States Navy
USNCB      United States National Central Bureau of INTERPOL
USPC       United States Parole Commission
USPIS      United States Postal Inspection Service
USPS       United States Postal Service [state and street abbreviations]
USPSTF     U.S. Preventive Services Task Force
USPTO      United States Patent and Trademark Office
USSC       United States Sentencing Commission
USSS       United States Secret Service
USTDA      United States Trade and Development Agency
USTP       U.S. Trustee Program
USTR       United States Trade Representative
US-VISIT   U.S. Vistor and Immigrant Status Indicator Technology
VA         Department of Veterans Affairs
VABCA      Department of Veterans Affairs' Board of Contract Appeals (absorbed into CBCA)
VAERS      Vaccine Adverse Event Reporting System
VAWO       Office on Violence Against Women
VBA        Veterans Benefits Administration
VCI        Bureau of Verification, Compliance, and Implementation
VEF        Vietnam Education Foundation
VETS       Veterans' Employment and Training Service
VGLI       Veterans' Group Life Insurance
VHA        Veterans Health Administration
VICAP      Violent Criminal Apprehension Program
VIS        Vaccine Information Statements
VISTA      Volunteers in Service to America
VOA        Voice of America
VPOTUS     Vice President of the United States
VWP        Visa Waiver Program
WAPA       Western Area Power Administration
WB         Women's Bureau
WBC        Women's Business Centers (.pdf)
WES          Waterways Experiment Station (see ERDC)
WFP          United Nations/Food and Agricultural Organization World Food Program
WH           White House
WHD          Wage and Hour Division
WHMO         White House Military Office
WHO          World Health Organization
WIC          Women, Infants and Children, Special supplemental food program for
WIN          Weight-control Information Network
WIPP         Waste Isolation Pilot Plant
WISQARS      Web-based Injury Statistics Query and Reporting System
WNC          World News Connection
WNET         Women's Network for Entrepreneurial Training
WS           Wildlife Services
WSMR         White Sands Missile Range
WSP          Federal Witness Security Program
WTB          Wireless Telecommunications Bureau
WTO          World Trade Organization
YRBSS        Youth Risk Behavior Surveillance System
ZIP (Code)   Zone Improvement Plan
ed to CBRNIAC)
nformation System
ts (see SEVIS)

una and Flora

ions Plan (.pdf)
sation Program
Exotic Weeds
Wayback Machine)

he Globe (see Wayback Machine)

to verify 1/08)
o National Laboratory
s of 3/08; see Wayback Machine)

tigations Center
sorbed into SCNGO)
anged to STAR)
ctrum Management
Learning (archive)
 Wayback Machine)

hanged to SWPC)

ering, and Tracking

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