C
- Cadaujac
- Caen
- Caffiers
- Calais Ville
- Callac
- Calonne-ricouart
- Cambrai
- Cantin
- Carentan
- Carmaux
- Carnoles
- Cassel
- Cassis
- Castres
- Cattenières
- Caudry
- Cenon
- Cerbère
- Chagny
- Challans
- Champagnole
- Chanac
- Chasse-sur-Rhône
- Château-du-Loir
- Châteaudun
- Châtellerault
- Chauffailles
- Chaumont
- Chauny
- Chinon
- Chocques
- Cinq-mars-la-pile
- Clermont-Ferrand
- Coarraze - Nay
- Collioure
- Colomiers
- Comines
- Compiègne
- Corbehem
- Cosne-sur-Loire
- Coudekerque-branche
- Courcelles-le-Comte
- Courville-sur-Eure
- Coutras
- Cuinchy