| Romanshorn to Caltagirone | 759.97 mi (1,223.05 km) |
| Romanshorn to Caltanissetta | 735.72 mi (1,184.03 km) |
| Romanshorn to Calvisano | 160.09 mi (257.65 km) |
| Romanshorn to Calvizzano | 518.47 mi (834.40 km) |
| Romanshorn to Camaiore | 254.91 mi (410.24 km) |
| Romanshorn to Cameri | 146.47 mi (235.73 km) |
| Romanshorn to Camisano Vicentino | 180.49 mi (290.47 km) |
| Romanshorn to Campagna | 554.83 mi (892.92 km) |
| Romanshorn to Campagnano di Roma | 403.34 mi (649.12 km) |
| Romanshorn to Campi Bisenzio | 272.69 mi (438.86 km) |
| Romanshorn to Campi Salentina | 655.19 mi (1,054.42 km) |
| Romanshorn to Campiglia Marittima | 316.66 mi (509.62 km) |
| Romanshorn to Campobasso | 489.63 mi (787.99 km) |
| Romanshorn to Campobello di Licata | 749.26 mi (1,205.82 km) |
| Romanshorn to Campobello di Mazara | 707.30 mi (1,138.29 km) |
