Cities
- Caledon ON
- Caledonia ON
- Calmar AB
- Cambridge ON
- Campbellford ON
- Campbellton ON
- Camrose AB
- Canwood SK
- Carman ON
- Casselman ON
- Chalk River ON
- Chatham-Kent ON
- Chatsworth ON
- Chesley ON
- Clarington ON
- Clearwater ON
- Clinton ON
- Cobden ON
- Cobourg ON
- Colborne ON
- Coldwater ON
- Collingwood ON
- Conestogo ON
- Cornwall ON
- Corunna ON
- Courtice ON
- Cranbrook ON
- Creemore ON
- Creighton ON
- Creighton SK
- Crofton ON
- Crossfield AB
- Curve Lake ON