| Royken to Coudekerque-Branche | 678.27 mi (1,091.57 km) |
| Royken to Coueron | 995.36 mi (1,601.87 km) |
| Royken to Coulommiers | 809.31 mi (1,302.46 km) |
| Royken to Courbevoic | 816.56 mi (1,314.13 km) |
| Royken to Courcouronnes | 831.58 mi (1,338.30 km) |
| Royken to Cournon-d'Auvergne | 1,011.51 mi (1,627.87 km) |
| Royken to Courrieres | 704.81 mi (1,134.29 km) |
| Royken to Coutras | 1,105.37 mi (1,778.92 km) |
| Royken to Couzeix | 1,029.28 mi (1,656.46 km) |
| Royken to Cran-Gevrier | 971.96 mi (1,564.22 km) |
| Royken to Craponne | 994.63 mi (1,600.71 km) |
| Royken to Creil | 789.58 mi (1,270.71 km) |
| Royken to Crepy-en-Valois | 784.86 mi (1,263.12 km) |
| Royken to Crest | 1,060.85 mi (1,707.28 km) |
| Royken to Creteil | 820.19 mi (1,319.97 km) |
