- Randall Island
- Randolph
- Randsburg
- Rapid River Mobile Home Park
- Rattlesnake Island
- Ratto Landing
- Ravendale
- Ravenna
- Ravenswood
- Rawhide
- Rawhide
- Rawson
- Raymond
- Raymond Hill
- Rayo
- Reading Island
- Rector
- Red Apple
- Red Bank
- Red Bluff
- Red Corral
- Red Dog
- Red Fir
- Red Mountain
- Red Rock
- Redbanks
- Redcrest
- Redding
- Redding Lakeside Mobile Estates
- Redlands