- Raymond Rocks
- Red Rock
- Rich Island
- Richards Corner
- Ridgebury
- Ridgeway
- Riverbank
- Riverside
- Riversville
- Rock Raymond
- Rock Ridge
- Rocky Glen
- Round Beach
- Round Island
- Rowayton
- Roxbury
- Rainbow
- Rising Corner
- River Glen
- Rivermead Mobile Home Park
- Reynolds Bridge
- Robertsville
- Rock Island
- Romford
- Roxbury Falls
- Roxbury Station
- Rich Island
- Ridgewood
- Riverdale
- Rock Landing