| Olaine to Coudekerque-Branche | 957.57 mi (1,541.07 km) |
| Olaine to Coueron | 1,264.67 mi (2,035.29 km) |
| Olaine to Coulommiers | 1,024.10 mi (1,648.13 km) |
| Olaine to Courbevoic | 1,049.43 mi (1,688.89 km) |
| Olaine to Courcouronnes | 1,055.40 mi (1,698.51 km) |
| Olaine to Cournon-d'Auvergne | 1,168.89 mi (1,881.14 km) |
| Olaine to Courrieres | 959.37 mi (1,543.96 km) |
| Olaine to Coutras | 1,313.78 mi (2,114.32 km) |
| Olaine to Couzeix | 1,226.28 mi (1,973.51 km) |
| Olaine to Cran-Gevrier | 1,069.66 mi (1,721.45 km) |
| Olaine to Craponne | 1,120.44 mi (1,803.17 km) |
| Olaine to Creil | 1,025.66 mi (1,650.64 km) |
| Olaine to Crepy-en-Valois | 1,012.48 mi (1,629.42 km) |
| Olaine to Crest | 1,165.95 mi (1,876.42 km) |
| Olaine to Creteil | 1,046.80 mi (1,684.65 km) |
