- Railway Street
- Rathwell Road
- Red Rock Bay Road
- Richardson Side Road
- Richmond's Road
- Rideau Court
- Rideau Ferry Road
- Rideau Lake Road
- Rideau Street
- Ridgeview Place
- Riverside Drive
- Robert Lane
- Robert Road
- Robert Run
- Robin Lane
- Robinson Street
- Rogers Road
- Route Black Lake 1
- Route Black Lake 11
- Route Black Lake 16
- Route Black Lake 2
- Rutherfords Side Road
- Ryder Road