C
- Caen
- Cannes La Bocca
- Cap-d'Ail
- Capdenac
- Carignan
- Carmaux
- Carnoles
- Carpentras
- Cassis
- Castelnaudary
- Castres
- Caussade
- Cazères
- Cerbère
- Châbons
- Chagny
- Chalais
- Challans
- Chalonnes
- Champagnole
- Chantonnay
- Chasse-sur-Rhône
- Château-du-Loir
- Château-Renault
- Châteaudun
- Châteauneuf - Bujaleuf
- Chaulnes
- Chaumont
- Chevaigné
- Chinon
- Cinq-mars-la-pile
- Clermont-Ferrand
- Coarraze - Nay
- Colomiers Lycée International
- Compiègne
- Conflans - Jarny
- Corbehem
- Corbigny
- Cornil
- Courville-sur-Eure
- Cousance
- Coutras
- Crissé
- Crouy
- Cuinchy
- Culoz