| Romanshorn to Calne | 574.95 mi (925.29 km) |
| Romanshorn to Cam | 596.38 mi (959.77 km) |
| Romanshorn to Camberley | 522.48 mi (840.84 km) |
| Romanshorn to Camborne | 689.28 mi (1,109.29 km) |
| Romanshorn to Cambridge | 520.84 mi (838.21 km) |
| Romanshorn to Cambuslang | 810.26 mi (1,303.99 km) |
| Romanshorn to Canford Cliffs | 553.63 mi (890.99 km) |
| Romanshorn to Cannock | 615.11 mi (989.92 km) |
| Romanshorn to Canterbury | 451.57 mi (726.74 km) |
| Romanshorn to Carlisle | 732.62 mi (1,179.04 km) |
| Romanshorn to Carlton Colville | 479.13 mi (771.08 km) |
| Romanshorn to Carluke | 796.53 mi (1,281.89 km) |
| Romanshorn to Carnoustie | 800.40 mi (1,288.12 km) |
| Romanshorn to Carshalton | 501.32 mi (806.79 km) |
| Romanshorn to Carterton | 568.13 mi (914.31 km) |
