| City | Region |
|---|
| ›Radium Hot Springs | British Columbia› |
| ›Rainy River | Ontario› |
| ›Rampart House | Yukon Territory› |
| ›Ranoke | Ontario› |
| ›Red Bay | Newfoundland (Labrador)› |
| ›Red Deer | Alberta› |
| ›Redwater | Ontario› |
| ›Redwater | Alberta› |
| ›Regina | Saskatchewan› |
| ›Regional Municipality of Peel | Ontario› |
| ›Reliance | Northwest Territories› |
| ›Renfrew | Ontario› |
| ›Repentigny | Quebec› |
| ›Repulse Bay | Nunavut› |
| ›Resolute | Nunavut› |
| ›Revelstoke | British Columbia› |
| ›Richibucto | New Brunswick› |
| ›Richmond | British Columbia› |
| ›Richmond | Ontario› |
| ›Richmond Hill | Ontario› |
| ›Ridgetown | Ontario› |
| ›Rigolet | Newfoundland (Labrador)› |
| ›Rimbey | Alberta› |
| ›Rimouski | Quebec› |
| ›Riske Creek | British Columbia› |
| ›River Hebert | Nova Scotia› |
| ›River Valley | Ontario› |
| ›Rivers | Manitoba› |
| ›Rivers Inlet | British Columbia› |
| ›Riverton | Manitoba› |
| ›Riviere-Bleue | Quebec› |
| ›Riviere-de-la-Chaloupe | Quebec (Anticosti Island)› |
| ›Riviere-du-Loup | Quebec› |
| ›Riviere-Madeleine | Quebec› |
| ›Roberts Creek | British Columbia› |
| ›Roberval | Quebec› |
| ›Robinsonville | New Brunswick› |
| ›Roblaytin | Manitoba› |
| ›Roblin | Manitoba› |
| ›Rocher River | Northwest Territories› |
| ›Rockland | Ontario› |
| ›Rocky Mountain House | Alberta› |
| ›Roddickton | Newfoundland› |
| ›Rogersville | New Brunswick› |
| ›Rolla | British Columbia› |
| ›Rose Prairie | British Columbia› |
| ›Rosetown | Saskatchewan› |
| ›Rossland | British Columbia› |
| ›Rosswood | British Columbia› |
| ›Rosthern | Saskatchewan› |
| ›Routhierville | Quebec› |
| ›Rouyn | Quebec› |
| ›Rupert | British Columbia› |
| ›Ruskin | British Columbia› |
| ›Ruskin | British Columbia› |
| ›Russell | Manitoba› |
| ›Rycroft | Alberta› |
| ›Rykerts | British Columbia› |
