| Rockville, SC (Town) |
| Rockville, KS (Township) |
| Rockville, MO (City) |
| Rockville, MO (Township) |
| Rockville Centre, NY (Village) |
| Rockville Township, IL (Township) |
| Rockwall, TX (City) |
| Rockwall County, TX (County) |
| Rockwell, NC (Town) |
| Rockwell, IA (City) |
| Rockwell, MN (Township) |
| Rockwell City, IA (City) |
| Rockwood, IL (Village) |
| Rockwood, MN (Township) |
| Rockwood, MN (Township) |
