| Unterwellenborn to Cognac | 640.51 mi (1,030.81 km) |
| Unterwellenborn to Cogolin | 561.39 mi (903.47 km) |
| Unterwellenborn to Colmar | 255.86 mi (411.76 km) |
| Unterwellenborn to Colombes | 426.75 mi (686.79 km) |
| Unterwellenborn to Colomiers | 678.91 mi (1,092.59 km) |
| Unterwellenborn to Combs-la-Ville | 419.99 mi (675.91 km) |
| Unterwellenborn to Comines | 368.89 mi (593.67 km) |
| Unterwellenborn to Compiegne | 391.78 mi (630.50 km) |
| Unterwellenborn to Concarneau | 717.28 mi (1,154.35 km) |
| Unterwellenborn to Conde-sur-l'Escaut | 344.80 mi (554.91 km) |
| Unterwellenborn to Conflans-Sainte-Honorine | 431.61 mi (694.60 km) |
| Unterwellenborn to Corbas | 457.61 mi (736.46 km) |
| Unterwellenborn to Corbeil-Essonnes | 424.77 mi (683.60 km) |
| Unterwellenborn to Cormeilles-en-Parisis | 427.76 mi (688.42 km) |
| Unterwellenborn to Cosne sur Loire | 445.93 mi (717.66 km) |
