| Sankt Gallen to Cognac | 475.70 mi (765.56 km) |
| Sankt Gallen to Cogolin | 319.50 mi (514.18 km) |
| Sankt Gallen to Colmar | 104.05 mi (167.45 km) |
| Sankt Gallen to Colombes | 343.82 mi (553.32 km) |
| Sankt Gallen to Colomiers | 469.29 mi (755.25 km) |
| Sankt Gallen to Combs-la-Ville | 326.03 mi (524.69 km) |
| Sankt Gallen to Comines | 368.61 mi (593.22 km) |
| Sankt Gallen to Compiegne | 330.10 mi (531.25 km) |
| Sankt Gallen to Concarneau | 618.59 mi (995.53 km) |
| Sankt Gallen to Conde-sur-l'Escaut | 335.26 mi (539.54 km) |
| Sankt Gallen to Conflans-Sainte-Honorine | 351.92 mi (566.35 km) |
| Sankt Gallen to Corbas | 244.53 mi (393.53 km) |
| Sankt Gallen to Corbeil-Essonnes | 328.68 mi (528.96 km) |
| Sankt Gallen to Cormeilles-en-Parisis | 346.95 mi (558.36 km) |
| Sankt Gallen to Cosne sur Loire | 301.27 mi (484.85 km) |
