| Agency, IA (City) |
| Agency, MO (Village) |
| Agency, KS (Township) |
| Agency Township, IA (Township) |
| Agenda, WI (Town) |
| Agenda, KS (City) |
| Agnes, ND (Township) |
| Agnes City, KS (Township) |
| Agoura Hills, CA (City) |
| Agra, KS (City) |
| Agra, OK (Town) |
| Agram, MN (Township) |
| Agua Dulce, TX (City) |
| Aguilar, CO (Town) |
| Ahmeek, MI (Village) |
