| Valley to Coudekerque-Branche | 4,398.79 mi (7,079.17 km) |
| Valley to Coueron | 4,314.07 mi (6,942.83 km) |
| Valley to Coulommiers | 4,482.65 mi (7,214.13 km) |
| Valley to Courbevoic | 4,445.46 mi (7,154.27 km) |
| Valley to Courcouronnes | 4,459.85 mi (7,177.44 km) |
| Valley to Cournon-d'Auvergne | 4,569.12 mi (7,353.28 km) |
| Valley to Courrieres | 4,435.40 mi (7,138.08 km) |
| Valley to Coutras | 4,438.42 mi (7,142.95 km) |
| Valley to Couzeix | 4,478.50 mi (7,207.45 km) |
| Valley to Cran-Gevrier | 4,692.32 mi (7,551.56 km) |
| Valley to Craponne | 4,636.40 mi (7,461.57 km) |
| Valley to Creil | 4,446.11 mi (7,155.32 km) |
| Valley to Crepy-en-Valois | 4,463.68 mi (7,183.60 km) |
| Valley to Crest | 4,678.72 mi (7,529.67 km) |
| Valley to Creteil | 4,457.03 mi (7,172.89 km) |
