| Romanshorn to Celano | 430.65 mi (693.06 km) |
| Romanshorn to Cento | 216.19 mi (347.93 km) |
| Romanshorn to Cepagatti | 426.37 mi (686.17 km) |
| Romanshorn to Ceprano | 463.06 mi (745.23 km) |
| Romanshorn to Cercola | 524.37 mi (843.89 km) |
| Romanshorn to Cerea | 185.81 mi (299.03 km) |
| Romanshorn to Cerese | 185.96 mi (299.27 km) |
| Romanshorn to Cerignola | 541.40 mi (871.30 km) |
| Romanshorn to Cermenate | 129.41 mi (208.26 km) |
| Romanshorn to Cernusco sul Naviglio | 141.42 mi (227.60 km) |
| Romanshorn to Cerreto Guidi | 272.48 mi (438.52 km) |
| Romanshorn to Cerro Maggiore | 137.03 mi (220.53 km) |
| Romanshorn to Certaldo | 289.16 mi (465.36 km) |
| Romanshorn to Cerveteri | 407.20 mi (655.32 km) |
| Romanshorn to Cervia | 270.01 mi (434.54 km) |
