| Sankt Gallen to Coudekerque-Branche | 401.06 mi (645.45 km) |
| Sankt Gallen to Coueron | 519.37 mi (835.84 km) |
| Sankt Gallen to Coulommiers | 305.41 mi (491.51 km) |
| Sankt Gallen to Courbevoic | 343.32 mi (552.53 km) |
| Sankt Gallen to Courcouronnes | 331.17 mi (532.97 km) |
| Sankt Gallen to Cournon-d'Auvergne | 315.25 mi (507.35 km) |
| Sankt Gallen to Courrieres | 358.86 mi (577.52 km) |
| Sankt Gallen to Coutras | 482.59 mi (776.65 km) |
| Sankt Gallen to Couzeix | 400.05 mi (643.81 km) |
| Sankt Gallen to Cran-Gevrier | 187.15 mi (301.19 km) |
| Sankt Gallen to Craponne | 249.26 mi (401.15 km) |
| Sankt Gallen to Creil | 340.60 mi (548.14 km) |
| Sankt Gallen to Crepy-en-Valois | 322.88 mi (519.63 km) |
| Sankt Gallen to Crest | 279.45 mi (449.74 km) |
| Sankt Gallen to Creteil | 332.27 mi (534.74 km) |
