| Greenbelt to Coudekerque-Branche | 3,768.39 mi (6,064.64 km) |
| Greenbelt to Coueron | 3,685.87 mi (5,931.84 km) |
| Greenbelt to Coulommiers | 3,852.51 mi (6,200.01 km) |
| Greenbelt to Courbevoic | 3,815.37 mi (6,140.24 km) |
| Greenbelt to Courcouronnes | 3,829.85 mi (6,163.55 km) |
| Greenbelt to Cournon-d'Auvergne | 3,941.03 mi (6,342.47 km) |
| Greenbelt to Courrieres | 3,804.97 mi (6,123.51 km) |
| Greenbelt to Coutras | 3,812.33 mi (6,135.36 km) |
| Greenbelt to Couzeix | 3,850.88 mi (6,197.39 km) |
| Greenbelt to Cran-Gevrier | 4,063.30 mi (6,539.25 km) |
| Greenbelt to Craponne | 4,007.87 mi (6,450.04 km) |
| Greenbelt to Creil | 3,815.87 mi (6,141.05 km) |
| Greenbelt to Crepy-en-Valois | 3,833.42 mi (6,169.30 km) |
| Greenbelt to Crest | 4,051.07 mi (6,519.57 km) |
| Greenbelt to Creteil | 3,826.96 mi (6,158.89 km) |
