| Arlington, WI (Village) |
| Arlington County, VA (County) |
| Arlington Heights, OH (Village) |
| Arlington Heights, IL (Village) |
| Arlington Ridge Community Development District, FL (CDD) |
| Arlington Township, IA (Township) |
| Arlington Township, MI (Township) |
| Arlone, MN (Township) |
| Arma, KS (City) |
| Armada, NE (Township) |
| Armada, MI (Village) |
| Armada Township, MI (Township) |
| Armagh, PA (Borough) |
| Armagh, PA (Township) |
| Armenia, WI (Town) |
