| South Riding to Cognac | 3,817.05 mi (6,142.96 km) |
| South Riding to Cogolin | 4,194.72 mi (6,750.75 km) |
| South Riding to Colmar | 4,081.85 mi (6,569.11 km) |
| South Riding to Colombes | 3,844.57 mi (6,187.24 km) |
| South Riding to Colomiers | 3,949.73 mi (6,356.47 km) |
| South Riding to Combs-la-Ville | 3,864.15 mi (6,218.74 km) |
| South Riding to Comines | 3,829.17 mi (6,162.46 km) |
| South Riding to Compiegne | 3,855.80 mi (6,205.31 km) |
| South Riding to Concarneau | 3,604.80 mi (5,801.36 km) |
| South Riding to Conde-sur-l'Escaut | 3,860.85 mi (6,213.44 km) |
| South Riding to Conflans-Sainte-Honorine | 3,836.15 mi (6,173.68 km) |
| South Riding to Corbas | 4,048.57 mi (6,515.54 km) |
| South Riding to Corbeil-Essonnes | 3,862.32 mi (6,215.81 km) |
| South Riding to Cormeilles-en-Parisis | 3,841.14 mi (6,181.71 km) |
| South Riding to Cosne sur Loire | 3,913.39 mi (6,297.99 km) |
