| Rorschach to Cortona | 313.71 mi (504.86 km) |
| Rorschach to Cosenza | 657.65 mi (1,058.39 km) |
| Rorschach to Cossato | 145.78 mi (234.60 km) |
| Rorschach to Costa Volpino | 116.56 mi (187.59 km) |
| Rorschach to Creazzo | 163.52 mi (263.16 km) |
| Rorschach to Crema | 145.36 mi (233.93 km) |
| Rorschach to Cremona | 163.22 mi (262.67 km) |
| Rorschach to Crevalcore | 205.79 mi (331.18 km) |
| Rorschach to Crispiano | 609.82 mi (981.41 km) |
| Rorschach to Crosia | 655.47 mi (1,054.88 km) |
| Rorschach to Crotone | 693.73 mi (1,116.45 km) |
| Rorschach to Cuneo | 232.73 mi (374.53 km) |
| Rorschach to Cuorgne | 168.39 mi (270.99 km) |
| Rorschach to Cusano Milanino | 133.28 mi (214.50 km) |
| Rorschach to Cutro | 693.06 mi (1,115.38 km) |
