- Rowe
- Rowell
- Roxana
- Roxbury
- Royal
- Royal Acres Trailer Park
- Royal Court
- Royal Heights
- Royal Lakes
- Royal Lake Resort
- Royal Oaks Mobile Home Park
- Royal Ridge
- Royalton
- Royce Hill
- Rozenow's Subdivision
- Rozetta
- Ruby
- Rudement
- Rugby
- Rugen Subdivision
- Ruma
- Rumpler
- Rural Hill
- Rushville
- Russell
- Russellville
- Russellville
- Rust
- Rustic Acres
- Rutherford