- Rock Island
- Rock Island
- Rock River Mobile Home Park
- Rock Springs
- Rockaway Beach
- Rockaway Beach
- Rockbridge
- Rockdale
- Rockfield
- Rockland
- Rockmont
- Rockton
- Rockville
- Rockville
- Rockwood
- Rocky Corners
- Rocky Island
- Rocky Run
- Rodell
- Rogersville
- Rolling Acres
- Rolling Ground
- Rolling Prairie
- Romance
- Rome
- Rome
- Roosevelt
- Rose Lawn
- Rosebrook Island
- Rosebud Island