- Reidville
- Revelstoke
- Rich Hill
- Richards Landing
- Richmond
- Richwood
- Rideau Ferry
- Rideau Gardens
- Rideau Glen
- Rideau Park
- Rideauview
- Ridgemont
- Ridgetown
- Ridgeview
- Rimington
- Ripley
- Ritchance
- Riverbank
- Riverside
- Riverside
- Riverside Park
- Riverside Park South
- Riverstown
- Riverview Park
- Rob Roy
- Robbtown
- Robertson's Shore
- Robertsville
- Robin Landing
- Roblin