| Hartford, IA (City) |
| Hartford, MI (City) |
| Hartford, SD (Township) |
| Hartford, SD (City) |
| Hartford, OH (Village) |
| Hartford, WI (City) |
| Hartford, KY (City) |
| Hartford, ME (Town) |
| Hartford, AR (City) |
| Hartford, WV (Town) |
| Hartford, IN (Township) |
| Hartford, VT (Town) |
| Hartford, KS (City) |
| Hartford, CT (City) |
| Hartford City, IN (City) |
