| Castel San Pietro Terme to Cabestany | 448.52 mi (721.83 km) |
| Castel San Pietro Terme to Cabries | 315.69 mi (508.05 km) |
| Castel San Pietro Terme to Cachan | 533.26 mi (858.20 km) |
| Castel San Pietro Terme to Caen | 653.76 mi (1,052.12 km) |
| Castel San Pietro Terme to Cagnes-sur-Mer | 226.03 mi (363.76 km) |
| Castel San Pietro Terme to Cahors | 500.18 mi (804.97 km) |
| Castel San Pietro Terme to Calais | 638.89 mi (1,028.19 km) |
| Castel San Pietro Terme to Caluire-et-Cuire | 342.27 mi (550.83 km) |
| Castel San Pietro Terme to Cambrai | 558.24 mi (898.40 km) |
| Castel San Pietro Terme to Canet-en-Roussillon | 444.88 mi (715.96 km) |
| Castel San Pietro Terme to Cannes | 234.66 mi (377.65 km) |
| Castel San Pietro Terme to Canteleu | 606.97 mi (976.82 km) |
| Castel San Pietro Terme to Capbreton | 648.09 mi (1,043.00 km) |
| Castel San Pietro Terme to Carcassonne | 467.43 mi (752.26 km) |
| Castel San Pietro Terme to Carmaux | 467.04 mi (751.63 km) |
