| Coos County, NH (County) |
| Coos County, OR (County) |
| Coosa County, AL (County) |
| Coosada, AL (Town) |
| Cooter, MO (City) |
| Copake, NY (Town) |
| Copan, OK (Town) |
| Cope, SC (Town) |
| Copeland, KS (City) |
| Copeland, KS (Township) |
| Copemish, MI (Village) |
| Copenhagen, NY (Village) |
| Copiah County, MS (County) |
| Coplay, PA (Borough) |
| Copley, MN (Township) |
