Canada
Pays du monde
C
- (Skeena-Queen Charlotte Regional District) Clapp Islands
- (Strathcona Regional District) Cinque Islands
- (Regional District of Alberni-Clayoquot) Chrow Islands
- (Skeena-Queen Charlotte Regional District) Christie Islands
- (Capital Regional District) Chatham Islands
- (Regional District of Mount Waddington) Charlie Islands
- (Central Coast Regional District) Charley Islands
- (Skeena-Queen Charlotte Regional District) Charles Islands
- (Skeena-Queen Charlotte Regional District) Cowley Islands
- (Central Coast Regional District) Corvette Islands
- (Strathcona Regional District) Cordero Islands
- (Skeena-Queen Charlotte Regional District) Copper Islands
- (Skeena-Queen Charlotte Regional District) Connel Islands
- (Capital Regional District) Chain Islands
- (Skeena-Queen Charlotte Regional District) Cessford Islands
- (Regional District of Mount Waddington) Cattle Islands
- (Skeena-Queen Charlotte Regional District) Carolina Islands
- (Regional District of Mount Waddington) Carey Group
- (Regional District of Alberni-Clayoquot) Centre Brabant Island
- (Central Coast Regional District) Cypress Island
- (Strathcona Regional District) Cuttle Islets
- (Regional District of Mount Waddington) Cutter Islet
- (Regional District of Alberni-Clayoquot) Curwen Island
- (Central Coast Regional District) Curry Islet
- (Capital Regional District) Curlew Island
- (Central Coast Regional District) Cunningham Island
- (Skeena-Queen Charlotte Regional District) Cumshewa Island
- (Ottawa) Cummings Island
- (Capital Regional District) Cub Islets
- (Skeena-Queen Charlotte Regional District) Cub Island