| Hammer, MN (Township) |
| Hammock Bay Community Development District, FL (CDD) |
| Hammocks Community Development District, FL (CDD) |
| Hammon, OK (Town) |
| Hammond, MN (Township) |
| Hammond, NY (Village) |
| Hammond, MN (City) |
| Hammond, NY (Town) |
| Hammond, IL (Village) |
| Hammond, IN (City) |
| Hammond, LA (City) |
| Hammond, IN (Township) |
| Hammond, ME (Town) |
| Hammond Town, WI (Town) |
| Hammond Village, WI (Village) |
