Connecticut Gazetteer
| Number | Census Class & Code | Description |
|---|---|---|
| 29 | Incorporated Places - C1 | An active incorporated place that does not serve as a county subdivision equivalent. |
| 1 | Incorporated Places - C3 | A consolidated city. |
| 1 | American Indian Areas - D1 | Legal federally recognized American Indian area consisting of reservation and associated off-reservation trust land. |
| 1 | American Indian Areas - D2 | Legal federally recognized American Indian area consisting of reservation only. |
| 3 | American Indian Areas - D4 | Legal state-recognized American Indian area. |
| 9 | Counties and County Equivalents - H5 | A statistical county equivalent feature. |
| 149 | Active Minor Civil Divisions - T1 | An active county subdivision that is not coextensive with an incorporated place. |
| 20 | Active Minor Civil Divisions - T5 | An active county subdivision that is coextensive with an incorporated place. |
| 1 | Land Grants & Other - N/A | Land Grants and Other Unclassified Civil Features |
