| Number | Census Class & Code | Description |
|---|---|---|
| 1,225 | Incorporated Places - C1 | An active incorporated place that does not serve as a county subdivision equivalent. |
| 1 | Incorporated Places - C4 | An active incorporated place with an alternate official common name. |
| 4 | Incorporated Places - C9 | An inactive or nonfunctioning incorporated place. |
| 3 | American Indian Areas - D1 | Legal federally recognized American Indian area consisting of reservation and associated off-reservation trust land. |
| 254 | Counties and County Equivalents - H1 | An active county or equivalent feature. |
| 1 | Populated - Incorporated Place - P1 | Populated Place that is also an incorporated place with the same name and the same Census Code. |
| 7 | Obsolete or Incorrect Name - X1 | Deleted feature that was a governmental entity. |
| 862 | Inactive or Nonfunctioning Primary County Divisions - Z5 | A statistical county subdivision. |
| 2 | Land Grants & Other - N/A | Land Grants and Other Unclassified Civil Features |