Attachment A, by wdo11402

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									Attachment A: Hierarchical Relationship of Census Geographic Entities


                                       NATION
                                                                                     AIANHHs
                                   REGIONS
                                   DIVISIONS
                                       States

ZCTAsTM
                                                                                              Urban
                                  Counties
    Congressional                                                                             Areas
    Districts
          School                                                                   UGAs
          Districts
                  Voting
                  Districts                                        SLDs
                                                     ANRCs
                      County                    Places
                      Subdivisions
                                          TAZs

                                Census
                                 Tracts
                     Subbarrios


                              Block
                              Groups




                                                         AIANHH: American Indian Area/Alaska Native Area/
                                                                   Hawaiian Home Land
                                                         ANRC: Alaska Native Regional Corporation
                                                         SLD: State Legislative District (upper & lower
                                                               chambers)
                     Blocks                              TAZ: Traffic Analysis Zone
                                                         UGA: Oregon Urban Growth Area
                                                         ZCTATM : ZIP Code Tabulation Area
                                                                          R

								
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