| Boppard to Carpentras | 443.03 mi (712.98 km) |
| Boppard to Carquefou | 460.29 mi (740.77 km) |
| Boppard to Carqueiranne | 498.27 mi (801.89 km) |
| Boppard to Carrieres-sous-Poissy | 263.95 mi (424.78 km) |
| Boppard to Carrieres-sur-Seine | 254.41 mi (409.44 km) |
| Boppard to Carros | 446.66 mi (718.83 km) |
| Boppard to Carvin | 204.96 mi (329.85 km) |
| Boppard to Castanet-Tolosan | 545.59 mi (878.04 km) |
| Boppard to Castelginest | 536.58 mi (863.54 km) |
| Boppard to Castelnau-le-Lez | 487.59 mi (784.69 km) |
| Boppard to Castelnaudary | 546.72 mi (879.86 km) |
| Boppard to Castelsarrasin | 524.80 mi (844.59 km) |
| Boppard to Castres | 522.62 mi (841.07 km) |
| Boppard to Caudebec-les-Elbeuf | 300.41 mi (483.46 km) |
| Boppard to Caudry | 185.04 mi (297.79 km) |
