- Coin-de-la-Petite-Mine
- Coin-Saint-Philippe
- Chambly
- Chapais
- Charlemagne
- Château-Richer
- Châteauguay
- Cap-Saint-Ignace
- Charny
- Coleraine
- Chibougamau
- Chisasibi
- Chute-aux-Outardes
- Coaticook
- Contrecoeur
- Cookshire-Eaton
- Canton-Arnaud
- Caye à Ti-Joseph
- Clarke City
- Cowansville
- Canterbury
- Capelton
- Castlebar
- Cedarville
- Chartierville
- Cherry River
- Comestock Corners
- Comins Mills
- Compton
- Courcelles