| Romanshorn to Busto Arsizio | 136.95 mi (220.39 km) |
| Romanshorn to Busto Garolfo | 141.05 mi (226.99 km) |
| Romanshorn to Cabras | 528.79 mi (851.00 km) |
| Romanshorn to Cadelbosco di Sopra | 202.19 mi (325.39 km) |
| Romanshorn to Cadoneghe | 190.61 mi (306.76 km) |
| Romanshorn to Cagli | 319.75 mi (514.59 km) |
| Romanshorn to Cagliari | 576.07 mi (927.10 km) |
| Romanshorn to Cairo Montenotte | 224.74 mi (361.69 km) |
| Romanshorn to Caivano | 518.05 mi (833.72 km) |
| Romanshorn to Calcinaia | 274.92 mi (442.43 km) |
| Romanshorn to Calcinato | 153.92 mi (247.71 km) |
| Romanshorn to Calderara di Reno | 226.39 mi (364.34 km) |
| Romanshorn to Caldogno | 169.44 mi (272.68 km) |
| Romanshorn to Calenzano | 269.92 mi (434.40 km) |
| Romanshorn to Calolziocorte | 121.90 mi (196.18 km) |
