| Rio Maior to Coudekerque-Branche | 975.73 mi (1,570.29 km) |
| Rio Maior to Coueron | 653.71 mi (1,052.04 km) |
| Rio Maior to Coulommiers | 883.93 mi (1,422.54 km) |
| Rio Maior to Courbevoic | 861.05 mi (1,385.73 km) |
| Rio Maior to Courcouronnes | 853.27 mi (1,373.20 km) |
| Rio Maior to Cournon-d'Auvergne | 758.56 mi (1,220.79 km) |
| Rio Maior to Courrieres | 961.31 mi (1,547.08 km) |
| Rio Maior to Coutras | 598.26 mi (962.81 km) |
| Rio Maior to Couzeix | 686.01 mi (1,104.02 km) |
| Rio Maior to Cran-Gevrier | 887.03 mi (1,427.53 km) |
| Rio Maior to Craponne | 822.68 mi (1,323.98 km) |
| Rio Maior to Creil | 886.24 mi (1,426.26 km) |
| Rio Maior to Crepy-en-Valois | 897.77 mi (1,444.81 km) |
| Rio Maior to Crest | 805.90 mi (1,296.97 km) |
| Rio Maior to Creteil | 862.48 mi (1,388.03 km) |
