| Romanshorn to Cassina de' Pecchi | 141.42 mi (227.60 km) |
| Romanshorn to Cassino | 473.23 mi (761.60 km) |
| Romanshorn to Castagneto Carducci | 309.72 mi (498.44 km) |
| Romanshorn to Castano Primo | 141.91 mi (228.38 km) |
| Romanshorn to Castel Bolognese | 253.17 mi (407.43 km) |
| Romanshorn to Castel Gandolfo | 433.19 mi (697.16 km) |
| Romanshorn to Castel Goffredo | 165.34 mi (266.08 km) |
| Romanshorn to Castel Maggiore | 228.37 mi (367.52 km) |
| Romanshorn to Castel Mella | 147.48 mi (237.34 km) |
| Romanshorn to Castel San Giorgio | 537.82 mi (865.53 km) |
| Romanshorn to Castel San Giovanni | 173.70 mi (279.55 km) |
| Romanshorn to Castel San Pietro Terme | 243.30 mi (391.55 km) |
| Romanshorn to Castel Volturno | 503.14 mi (809.73 km) |
| Romanshorn to Castelbuono | 707.22 mi (1,138.16 km) |
| Romanshorn to Casteldaccia | 690.30 mi (1,110.94 km) |
