| Fort Carson to Coudekerque-Branche | 4,839.39 mi (7,788.25 km) |
| Fort Carson to Coueron | 4,848.00 mi (7,802.11 km) |
| Fort Carson to Coulommiers | 4,957.71 mi (7,978.66 km) |
| Fort Carson to Courbevoic | 4,924.56 mi (7,925.31 km) |
| Fort Carson to Courcouronnes | 4,942.55 mi (7,954.27 km) |
| Fort Carson to Cournon-d'Auvergne | 5,095.38 mi (8,200.22 km) |
| Fort Carson to Courrieres | 4,882.60 mi (7,857.78 km) |
| Fort Carson to Coutras | 4,999.19 mi (8,045.42 km) |
| Fort Carson to Couzeix | 5,016.05 mi (8,072.55 km) |
| Fort Carson to Cran-Gevrier | 5,195.08 mi (8,360.67 km) |
| Fort Carson to Craponne | 5,151.77 mi (8,290.97 km) |
| Fort Carson to Creil | 4,917.41 mi (7,913.81 km) |
| Fort Carson to Crepy-en-Valois | 4,932.76 mi (7,938.51 km) |
| Fort Carson to Crest | 5,208.43 mi (8,382.15 km) |
| Fort Carson to Creteil | 4,936.61 mi (7,944.70 km) |
