| Carlsbad, CA (City) |
| Carlsbad, NM (City) |
| Carlstadt, NJ (Borough) |
| Carlston, MN (Township) |
| Carlton, MN (City) |
| Carlton, NY (Town) |
| Carlton, SD (Township) |
| Carlton, GA (City) |
| Carlton, KS (City) |
| Carlton, OR (City) |
| Carlton County, MN (County) |
| Carlton Lakes Community Development District, FL (CDD) |
| Carlton Landing, OK (Town) |
| Carlton Town, WI (Town) |
| Carlton Township, MI (Township) |
