| Romanshorn to Cavaillon | 331.10 mi (532.85 km) |
| Romanshorn to Cebazat | 319.60 mi (514.35 km) |
| Romanshorn to Cenon | 507.94 mi (817.45 km) |
| Romanshorn to Cergy | 350.16 mi (563.53 km) |
| Romanshorn to Cernay | 102.81 mi (165.45 km) |
| Romanshorn to Cesson | 319.40 mi (514.03 km) |
| Romanshorn to Cesson-Sevigne | 509.28 mi (819.60 km) |
| Romanshorn to Cestas | 517.97 mi (833.58 km) |
| Romanshorn to Chalette-sur-Loing | 308.80 mi (496.97 km) |
| Romanshorn to Challans | 529.20 mi (851.67 km) |
| Romanshorn to Chalon-sur-Saone | 218.30 mi (351.33 km) |
| Romanshorn to Chalons-en-Champagne | 248.92 mi (400.60 km) |
| Romanshorn to Chamalieres | 322.71 mi (519.35 km) |
| Romanshorn to Chambery | 213.84 mi (344.15 km) |
| Romanshorn to Chambly | 344.43 mi (554.31 km) |
