| Boppard to Coudekerque-Branche | 234.33 mi (377.11 km) |
| Boppard to Coueron | 472.45 mi (760.33 km) |
| Boppard to Coulommiers | 224.53 mi (361.34 km) |
| Boppard to Courbevoic | 256.26 mi (412.41 km) |
| Boppard to Courcouronnes | 257.09 mi (413.75 km) |
| Boppard to Cournon-d'Auvergne | 370.65 mi (596.50 km) |
| Boppard to Courrieres | 205.31 mi (330.42 km) |
| Boppard to Coutras | 507.23 mi (816.31 km) |
| Boppard to Couzeix | 419.97 mi (675.88 km) |
| Boppard to Cran-Gevrier | 306.78 mi (493.72 km) |
| Boppard to Craponne | 337.07 mi (542.46 km) |
| Boppard to Creil | 237.69 mi (382.52 km) |
| Boppard to Crepy-en-Valois | 221.00 mi (355.67 km) |
| Boppard to Crest | 398.63 mi (641.54 km) |
| Boppard to Creteil | 250.59 mi (403.28 km) |
