| Calais to Cogolin | 575.06 mi (925.48 km) |
| Calais to Colmar | 316.21 mi (508.88 km) |
| Calais to Colombes | 140.98 mi (226.89 km) |
| Calais to Colomiers | 507.33 mi (816.46 km) |
| Calais to Combs-la-Ville | 160.50 mi (258.29 km) |
| Calais to Comines | 51.86 mi (83.45 km) |
| Calais to Compiegne | 114.24 mi (183.85 km) |
| Calais to Concarneau | 335.21 mi (539.46 km) |
| Calais to Conde-sur-l'Escaut | 83.35 mi (134.14 km) |
| Calais to Conflans-Sainte-Honorine | 135.08 mi (217.40 km) |
| Calais to Corbas | 390.65 mi (628.69 km) |
| Calais to Corbeil-Essonnes | 163.67 mi (263.41 km) |
| Calais to Cormeilles-en-Parisis | 137.26 mi (220.90 km) |
| Calais to Cosne sur Loire | 249.15 mi (400.97 km) |
| Calais to Coudekerque-Branche | 23.89 mi (38.44 km) |
