| Clarksville to Coudekerque-Branche | 4,301.40 mi (6,922.44 km) |
| Clarksville to Coueron | 4,241.22 mi (6,825.58 km) |
| Clarksville to Coulommiers | 4,395.07 mi (7,073.18 km) |
| Clarksville to Courbevoic | 4,358.65 mi (7,014.57 km) |
| Clarksville to Courcouronnes | 4,374.13 mi (7,039.49 km) |
| Clarksville to Cournon-d'Auvergne | 4,496.19 mi (7,235.93 km) |
| Clarksville to Courrieres | 4,340.04 mi (6,984.62 km) |
| Clarksville to Coutras | 4,374.18 mi (7,039.57 km) |
| Clarksville to Couzeix | 4,408.01 mi (7,094.00 km) |
| Clarksville to Cran-Gevrier | 4,613.91 mi (7,425.37 km) |
| Clarksville to Craponne | 4,561.00 mi (7,340.22 km) |
| Clarksville to Creil | 4,357.22 mi (7,012.27 km) |
| Clarksville to Crepy-en-Valois | 4,374.35 mi (7,039.83 km) |
| Clarksville to Crest | 4,607.61 mi (7,415.24 km) |
| Clarksville to Creteil | 4,370.45 mi (7,033.55 km) |
