Class Code Class Code Description Associated Geographic Entity

Airport with scheduled commercial flights A1 Locality Point, Military Installation that also serves as a military installation Airport with scheduled commercial flights A3 that does not serve as a military Locality Point installation Airport without scheduled commercial A4 flights that does not serve as a military Locality Point installation Airport without scheduled commercial A6 Locality Point, Military Installation flights that serves as a military installation B0 Post office, branch, or station Locality Point B3 Three-digit ZCTA ZIP Code Tabulation Area (Three-Digit) B5 Five-digit ZCTA Zip Code Tabulation Area (Five-Digit) An active incorporated place that does Economic Census Place, Incorporated C1 not serve as a county subdivision Place equivalent An active incorporated place that is legally coextensive with an county County Subdivision, Economic Census C2 subdivision but treated as independent of Place, Incorporated Place any county subdivision C3 Consolidated city Consolidated City Alternate official common name for an C4 Locality Point incorporated place An active incorporated place that is independent of any county subdivision County Subdivision, Economic Census C5 and serves as a county subdivision Place, Incorporated Place equivalent An active incorporated place that partially is independent of any county subdivision and serves as a county subdivision C6 Incorporated Place equivalent or partially coextensive with a county subdivision but treated as independent of any county subdivision County or Equivalent Feature, County An incorporated place that is independent C7 Subdivision, Economic Census Place, of any county Incorporated Place The balance of a consolidated city excluding the separately incorporated Economic Census Place, Incorporated C8 place(s) within that consolidated Place government An inactive or nonfunctioning Economic Census Place, Incorporated C9 incorporated place Place Statistical or legal area administered American Indian/Alaska Native/Native D0 and/or claimed by two or more American Hawaiian Area Indian tribes Legal federally recognized American American Indian/Alaska Native/Native D1 Indian area consisting of reservation and Hawaiian Area associated off-reservation trust land Legal federally recognized American American Indian/Alaska Native/Native D2 Indian area consisting of reservation only Hawaiian Area Legal federally recognized American American Indian/Alaska Native/Native D3 Indian area consisting of off-reservation Hawaiian Area trust land only Legal state recognized American Indian American Indian/Alaska Native/Native D4 area Hawaiian Area The legal off-reservation trust land American Indian/Alaska Native/Native D5 portion of an American Indian entity with Hawaiian Area both a reservation and trust land Statistical American Indian area defined for a federally recognized tribe that does not have a reservation or off-reservation American Indian/Alaska Native/Native D6 trust land specifically a tribal designated Hawaiian Area statistical area or Oklahoma tribal statistical area, but excluding Alaska Native village statistical areas D7 A tribal subdivision Tribal Subdivision The legal reservation portion of an American Indian/Alaska Native/Native D8 American Indian entity with both a Hawaiian Area reservation and trust land Statistical American Indian area defined for a state-recognized tribe that does not American Indian/Alaska Native/Native D9 have a reservation or off-reservation trust Hawaiian Area land, specifically a state-designated tribal statistical area Statistical area that represents the densely settled portion of an Alaska American Indian/Alaska Native/Native E1 Native village; an Alaska Native village Hawaiian Area statistical area E7 An Alaska Native Regional Corporation Alaska Native Regional Corporation Legal Hawaiian home land consisting of American Indian/Alaska Native/Native F1 lands held in trust for the benefit of Native Hawaiian Area Hawaiians H1 An active county or equivalent feature County or Equivalent Feature The balance of an active county or equivalent feature excluding the H2 Economic Census Place incorporated place(s) that separately qualify as EC places The balance of an inactive county or equivalent feature excluding the H3 Economic Census Place incorporated place(s) that separately qualify as EC places H4 An inactive county or equivalent feature County or Equivalent Feature H5 A statistical county equivalent feature County or Equivalent Feature A county that is coextensive with an incorporated place, part of an incorporated place, or a consolidated city H6 County or Equivalent Feature and the governmental functions of the county are part of the municipal govenment The balance of a statistical county equivalent feature excluding the H7 Economic Census Place incorporated place(s) that separately qualify as EC places An EC Place that is a whole Hawaiian I1 Economic Census Place Island An EC Place that is a balance of a I2 Economic Census Place Hawaiian Island A military or other defense installation M1 that is not entirely within a census Locality Point, Military Installation designated place A military or other defense installation Census Designated Place, Economic M2 entirely within a place Census Place, Military Installation M3 Health care facility Locality Point Federally managed park, forest, or other M4 Locality Point, Park area M9 Federal facility not classified elsewhere Locality Point N1 National Guard installation Locality Point, Military Installation International, state, tribal, or local N9 Locality Point, Military Installation government facility Park, forest, or other reserve not federally R0 Park managed or unknown A nonfunctioning county subdivision that S1 is coextensive with a census designated County Subdivision place A statistical county subdivision that is S2 coextensive with a census designated County Subdivision place A statistical county subdivision that is S3 coextensive with a legal American Indian, County Subdivision Alaska Native, or Native Hawaiian area An active county subdivision that is not County Subdivision, Economic Census T1 coextensive with an incorporated place Place An active county subdivision that is T2 coextensive with a census designated County Subdivision place An active county subdivision that is T5 County Subdivision coextensive with an incorporated place The balance of a county subdivision T8 excluding the incorporated place(s) that Economic Census Place separately qualify as EC places T9 An inactive county subdivision County Subdivision A census designated place with an Census Designated Place, Economic U1 official federally recognized name Census Place A census designated place without an Census Designated Place, Economic U2 official federally recognized name Census Place Alternate official common name for a U3 Locality Point census designated place Alternate official common name for a U4 populated location within an incorporated Locality Point place A census designated place that is U5 Census Designated Place coextensive with a county subdivision A populated place that is not a census U6 designated or incorporated place having Locality Point an official federally recognized name A populated place that is not a census designated or incorporated place that U8 Locality Point does not have an official federally recognized name County Subdivision, Economic Census Z1 A nonfunctioning county subdivision Place A county subdivision that is coextensive with an American Indian, Alaska Native, Z2 or Native Hawaiian area and legally is County Subdivision independent of any other county subdivision A county subdivision defined as an County Subdivision, Economic Census Z3 unorganized territory Place A nonfunctioning or disorganized Z4 historical county subdivision no longer Locality Point recognized by the Census Bureau Z5 A statistical county subdivision County Subdivision Z6 A sub-minor civil division Sub-Minor Civil Division A county subdivision that is coextensive with a county or equivalent feature or all Z7 County Subdivision, Locality Point or part of an incorporated place that the Census Bureau recognizes separately A county subdivision that is legally coextensive with all or part of an Z8 Locality Point incorporated place that the Census Bureau does not recognize Z9 County subdivision not defined County Subdivision