| Boppard to Cabestany | 566.40 mi (911.53 km) |
| Boppard to Cabries | 480.60 mi (773.46 km) |
| Boppard to Cachan | 255.96 mi (411.93 km) |
| Boppard to Caen | 362.87 mi (583.98 km) |
| Boppard to Cagnes-sur-Mer | 454.21 mi (730.98 km) |
| Boppard to Cahors | 492.20 mi (792.12 km) |
| Boppard to Calais | 256.30 mi (412.47 km) |
| Boppard to Caluire-et-Cuire | 331.64 mi (533.73 km) |
| Boppard to Cambrai | 192.61 mi (309.98 km) |
| Boppard to Canet-en-Roussillon | 563.61 mi (907.04 km) |
| Boppard to Cannes | 462.35 mi (744.08 km) |
| Boppard to Canteleu | 296.90 mi (477.82 km) |
| Boppard to Capbreton | 622.42 mi (1,001.69 km) |
| Boppard to Carcassonne | 544.62 mi (876.49 km) |
| Boppard to Carmaux | 497.33 mi (800.37 km) |
