| Rostraver Township, PA (Township) |
| Roswell, SD (Town) |
| Roswell, SD (Township) |
| Roswell, OH (Village) |
| Roswell, GA (City) |
| Roswell, NM (City) |
| Rotan, TX (City) |
| Rothbury, MI (Village) |
| Rothsay, MN (City) |
| Rothschild Village, WI (Village) |
| Rothville, MO (Town) |
| Rotterdam, NY (Town) |
| Roubidoux, MO (Township) |
| Roulette Township, PA (Township) |
| Round Grove, MN (Township) |
