| Boppard to Busto Garolfo | 329.11 mi (529.66 km) |
| Boppard to Cabras | 713.00 mi (1,147.46 km) |
| Boppard to Cadelbosco di Sopra | 402.77 mi (648.19 km) |
| Boppard to Cadoneghe | 386.75 mi (622.41 km) |
| Boppard to Cagli | 519.49 mi (836.04 km) |
| Boppard to Cagliari | 763.88 mi (1,229.35 km) |
| Boppard to Cairo Montenotte | 404.15 mi (650.41 km) |
| Boppard to Caivano | 717.96 mi (1,155.44 km) |
| Boppard to Calcinaia | 474.29 mi (763.30 km) |
| Boppard to Calcinato | 354.78 mi (570.96 km) |
| Boppard to Calderara di Reno | 427.35 mi (687.75 km) |
| Boppard to Caldogno | 367.40 mi (591.28 km) |
| Boppard to Calenzano | 470.74 mi (757.58 km) |
| Boppard to Calolziocorte | 317.77 mi (511.41 km) |
| Boppard to Caltagirone | 960.96 mi (1,546.52 km) |
