- Robertson's Shore
- Robertsville
- Robin Landing
- Roblin
- Rochefort
- Rocher Fendu
- Rock Mills
- Rock's Mills
- Rockcliffe Park
- Rockdale
- Rockdale
- Rockfield
- Rockford
- Rockingham
- Rocksprings
- Rockwood
- Rockwynn
- Rocky Point
- Rocky Saugeen
- Rodney
- Roebuck
- Rokeby
- Rosanna
- Rose Hill
- Rose Point
- Rosebank
- Rosedale
- Rosedale
- Rosedene
- Rosemont