| Allen to Coudekerque-Branche | 4,838.12 mi (7,786.20 km) |
| Allen to Coueron | 4,795.31 mi (7,717.30 km) |
| Allen to Coulommiers | 4,938.88 mi (7,948.35 km) |
| Allen to Courbevoic | 4,903.15 mi (7,890.85 km) |
| Allen to Courcouronnes | 4,919.35 mi (7,916.93 km) |
| Allen to Cournon-d'Auvergne | 5,049.48 mi (8,126.35 km) |
| Allen to Courrieres | 4,878.21 mi (7,850.72 km) |
| Allen to Coutras | 4,932.85 mi (7,938.65 km) |
| Allen to Couzeix | 4,963.01 mi (7,987.19 km) |
| Allen to Cran-Gevrier | 5,163.32 mi (8,309.56 km) |
| Allen to Craponne | 5,112.53 mi (8,227.83 km) |
| Allen to Creil | 4,900.22 mi (7,886.14 km) |
| Allen to Crepy-en-Valois | 4,916.95 mi (7,913.07 km) |
| Allen to Crest | 5,161.68 mi (8,306.92 km) |
| Allen to Creteil | 4,915.06 mi (7,910.03 km) |
