| Echelon to Coudekerque-Branche | 3,653.18 mi (5,879.22 km) |
| Echelon to Coueron | 3,569.24 mi (5,744.14 km) |
| Echelon to Coulommiers | 3,736.57 mi (6,013.43 km) |
| Echelon to Courbevoic | 3,699.39 mi (5,953.59 km) |
| Echelon to Courcouronnes | 3,713.81 mi (5,976.80 km) |
| Echelon to Cournon-d'Auvergne | 3,824.38 mi (6,154.75 km) |
| Echelon to Courrieres | 3,689.59 mi (5,937.82 km) |
| Echelon to Coutras | 3,695.47 mi (5,947.29 km) |
| Echelon to Couzeix | 3,734.17 mi (6,009.56 km) |
| Echelon to Cran-Gevrier | 3,946.86 mi (6,351.85 km) |
| Echelon to Craponne | 3,891.31 mi (6,262.45 km) |
| Echelon to Creil | 3,700.02 mi (5,954.61 km) |
| Echelon to Crepy-en-Valois | 3,717.60 mi (5,982.90 km) |
| Echelon to Crest | 3,934.36 mi (6,331.74 km) |
| Echelon to Creteil | 3,710.96 mi (5,972.22 km) |
