| Number | Census Class & Code | Description |
|---|---|---|
| 535 | Incorporated Places - C1 | An active incorporated place that does not serve as a county subdivision equivalent. |
| 2 | Incorporated Places - C3 | A consolidated city. |
| 1 | American Indian Areas - D4 | Legal state-recognized American Indian area. |
| 153 | Counties and County Equivalents - H1 | An active county or equivalent feature. |
| 6 | Counties and County Equivalents - H6 | A county that is coextensive with an incorporated place, part of an incorporated place, or a consolidated city and the governmental functions of the county are part of the municipal govenment. |
| 8 | Obsolete or Incorrect Name - X1 | Deleted feature that was a governmental entity. |
| 586 | Inactive or Nonfunctioning Primary County Divisions - Z5 | A statistical county subdivision. |
| 9 | Land Grants & Other - N/A | Land Grants and Other Unclassified Civil Features |