| Sondershausen to Coudekerque-Branche | 367.50 mi (591.44 km) |
| Sondershausen to Coueron | 634.56 mi (1,021.23 km) |
| Sondershausen to Coulommiers | 387.15 mi (623.07 km) |
| Sondershausen to Courbevoic | 417.56 mi (672.00 km) |
| Sondershausen to Courcouronnes | 419.60 mi (675.29 km) |
| Sondershausen to Cournon-d'Auvergne | 522.94 mi (841.59 km) |
| Sondershausen to Courrieres | 350.49 mi (564.05 km) |
| Sondershausen to Coutras | 667.64 mi (1,074.46 km) |
| Sondershausen to Couzeix | 579.93 mi (933.30 km) |
| Sondershausen to Cran-Gevrier | 435.41 mi (700.73 km) |
| Sondershausen to Craponne | 479.00 mi (770.87 km) |
| Sondershausen to Creil | 397.27 mi (639.34 km) |
| Sondershausen to Crepy-en-Valois | 381.47 mi (613.92 km) |
| Sondershausen to Crest | 531.82 mi (855.88 km) |
| Sondershausen to Creteil | 412.61 mi (664.03 km) |
