| Calhoun to Coudekerque-Branche | 4,306.56 mi (6,930.74 km) |
| Calhoun to Coueron | 4,228.60 mi (6,805.28 km) |
| Calhoun to Coulommiers | 4,393.13 mi (7,070.06 km) |
| Calhoun to Courbevoic | 4,356.13 mi (7,010.51 km) |
| Calhoun to Courcouronnes | 4,370.83 mi (7,034.18 km) |
| Calhoun to Cournon-d'Auvergne | 4,483.79 mi (7,215.96 km) |
| Calhoun to Courrieres | 4,343.73 mi (6,990.56 km) |
| Calhoun to Coutras | 4,355.55 mi (7,009.58 km) |
| Calhoun to Couzeix | 4,393.82 mi (7,071.17 km) |
| Calhoun to Cran-Gevrier | 4,605.50 mi (7,411.83 km) |
| Calhoun to Craponne | 4,550.40 mi (7,323.16 km) |
| Calhoun to Creil | 4,356.21 mi (7,010.64 km) |
| Calhoun to Crepy-en-Valois | 4,373.67 mi (7,038.73 km) |
| Calhoun to Crest | 4,593.99 mi (7,393.31 km) |
| Calhoun to Creteil | 4,367.77 mi (7,029.24 km) |
