| Fort Ransom, ND (City) |
| Fort Recovery, OH (Village) |
| Fort Ripley, MN (City) |
| Fort Ripley, MN (Township) |
| Fort Russell Township, IL (Township) |
| Fort Scott, KS (City) |
| Fort Shawnee, OH (City) |
| Fort Smith, AR (City) |
| Fort Stockton, TX (City) |
| Fort Sumner, NM (Village) |
| Fort Supply, OK (Town) |
| Fort Thomas, KY (City) |
| Fort Towson, OK (Town) |
| Fort Valley, GA (City) |
| Fort Walton Beach , FL (City) |
