C
- Cahors
- Cannes La Bocca
- Capdenac
- Capvern
- Carmaux
- Castelsarrasin
- Castres
- Caussade
- Cerbère
- Chagny
- Challans
- Champagnole
- Chanac
- Charleville-Mézières
- Chasse-sur-Rhône
- Château-du-Loir
- Châteaubriant
- Châteaubriant Tram Train
- Châteaudun
- Cheilly-lès-Maranges
- Clermont-Ferrand
- Clerval
- Collonges
- Colomiers
- Conflans - Jarny
- Corbigny
- Corrèze
- Coutances
- Coutras
- Cransac