| Sonsbeck to Coudekerque-Branche | 176.73 mi (284.42 km) |
| Sonsbeck to Coueron | 473.56 mi (762.12 km) |
| Sonsbeck to Coulommiers | 241.72 mi (389.00 km) |
| Sonsbeck to Courbevoic | 261.22 mi (420.40 km) |
| Sonsbeck to Courcouronnes | 270.33 mi (435.06 km) |
| Sonsbeck to Cournon-d'Auvergne | 430.42 mi (692.69 km) |
| Sonsbeck to Courrieres | 168.88 mi (271.79 km) |
| Sonsbeck to Coutras | 542.91 mi (873.73 km) |
| Sonsbeck to Couzeix | 459.85 mi (740.05 km) |
| Sonsbeck to Cran-Gevrier | 394.39 mi (634.71 km) |
| Sonsbeck to Craponne | 412.07 mi (663.16 km) |
| Sonsbeck to Creil | 236.03 mi (379.86 km) |
| Sonsbeck to Crepy-en-Valois | 224.70 mi (361.62 km) |
| Sonsbeck to Crest | 479.46 mi (771.62 km) |
| Sonsbeck to Creteil | 260.45 mi (419.15 km) |
