| Ephrata to Coudekerque-Branche | 3,686.73 mi (5,933.21 km) |
| Ephrata to Coueron | 3,608.35 mi (5,807.08 km) |
| Ephrata to Coulommiers | 3,772.46 mi (6,071.19 km) |
| Ephrata to Courbevoic | 3,735.43 mi (6,011.60 km) |
| Ephrata to Courcouronnes | 3,750.11 mi (6,035.22 km) |
| Ephrata to Cournon-d'Auvergne | 3,863.55 mi (6,217.79 km) |
| Ephrata to Courrieres | 3,723.64 mi (5,992.62 km) |
| Ephrata to Coutras | 3,736.46 mi (6,013.24 km) |
| Ephrata to Couzeix | 3,773.83 mi (6,073.40 km) |
| Ephrata to Cran-Gevrier | 3,984.88 mi (6,413.04 km) |
| Ephrata to Craponne | 3,929.96 mi (6,324.66 km) |
| Ephrata to Creil | 3,735.59 mi (6,011.86 km) |
| Ephrata to Crepy-en-Valois | 3,753.08 mi (6,039.99 km) |
| Ephrata to Crest | 3,973.95 mi (6,395.46 km) |
| Ephrata to Creteil | 3,747.07 mi (6,030.32 km) |
