C
- Caen
- Callac
- Carignan
- Carnoles
- Castelnaudary
- Castres
- Cazères
- Cenon
- Cerbère
- Chagny
- Challans
- Chamalières-sur-Loire
- Chambéry - Challes-les-Eaux
- Chamborigaud
- Champagnole
- Chanac
- Chantonnay
- Chasse-sur-Rhône
- Châteaudun
- Châteauneuf - Bujaleuf
- Chauffailles
- Chaumont
- Clermont-Ferrand
- Collioure
- Corbigny
- Cousance
- Cramoisy
- Crest
- Culmont - Chalindrey