| Welling to Coudekerque-Branche | 103.16 mi (166.02 km) |
| Welling to Coueron | 304.58 mi (490.17 km) |
| Welling to Coulommiers | 225.15 mi (362.35 km) |
| Welling to Courbevoic | 200.78 mi (323.12 km) |
| Welling to Courcouronnes | 221.28 mi (356.12 km) |
| Welling to Cournon-d'Auvergne | 419.36 mi (674.89 km) |
| Welling to Courrieres | 141.53 mi (227.78 km) |
| Welling to Coutras | 443.62 mi (713.93 km) |
| Welling to Couzeix | 389.18 mi (626.32 km) |
| Welling to Cran-Gevrier | 470.96 mi (757.94 km) |
| Welling to Craponne | 447.34 mi (719.93 km) |
| Welling to Creil | 184.57 mi (297.04 km) |
| Welling to Crepy-en-Valois | 196.53 mi (316.28 km) |
| Welling to Crest | 517.10 mi (832.19 km) |
| Welling to Creteil | 211.76 mi (340.80 km) |
