- Ridgeland
- Ridgetop
- Ridgeway
- Riley
- Ring
- Ringle
- Rio
- Rio Creek
- Riplinger
- Ripon
- Rising Sun
- River Falls
- River Hills
- River View Mobile Home Park
- Rivermoor
- Rivers Edge
- Riverside
- Riverside
- Riverside
- Riverside Estates
- Riverview
- Riverwood Estates
- Robarge Island
- Robbins Island
- Roberts
- Rochester
- Rock Elm
- Rock Falls
- Rock Island
- Rock Island