| Bad Neuenahr-Ahrweiler to Coudekerque-Branche | 208.87 mi (336.15 km) |
| Bad Neuenahr-Ahrweiler to Coueron | 462.28 mi (743.97 km) |
| Bad Neuenahr-Ahrweiler to Coulommiers | 216.12 mi (347.81 km) |
| Bad Neuenahr-Ahrweiler to Courbevoic | 245.05 mi (394.36 km) |
| Bad Neuenahr-Ahrweiler to Courcouronnes | 248.19 mi (399.43 km) |
| Bad Neuenahr-Ahrweiler to Cournon-d'Auvergne | 377.63 mi (607.74 km) |
| Bad Neuenahr-Ahrweiler to Courrieres | 183.16 mi (294.77 km) |
| Bad Neuenahr-Ahrweiler to Coutras | 507.09 mi (816.08 km) |
| Bad Neuenahr-Ahrweiler to Couzeix | 420.70 mi (677.05 km) |
| Bad Neuenahr-Ahrweiler to Cran-Gevrier | 324.01 mi (521.44 km) |
| Bad Neuenahr-Ahrweiler to Craponne | 349.38 mi (562.28 km) |
| Bad Neuenahr-Ahrweiler to Creil | 224.35 mi (361.06 km) |
| Bad Neuenahr-Ahrweiler to Crepy-en-Valois | 208.72 mi (335.90 km) |
| Bad Neuenahr-Ahrweiler to Crest | 413.45 mi (665.39 km) |
| Bad Neuenahr-Ahrweiler to Creteil | 240.62 mi (387.24 km) |
