- Reseda
- Reward
- Reward
- Rex
- Reyes Place
- Reynolds
- Reynolds Rock
- Rheem
- Rheem Valley
- Rhode Island
- Rialto
- Ribbonwood
- Ribier
- Ricardo
- Riccas Corner
- Rice
- Rice Fork Summer Homes
- Rices Junction
- Riceton
- Rich
- Rich Bar
- Rich Gulch
- Richardson Island
- Richardson Springs
- Richfield
- Richfields
- Richgrove
- Richmond
- Richvale
- Rico