| Sankt Gallen to Castrovillari | 626.31 mi (1,007.94 km) |
| Sankt Gallen to Catania | 744.57 mi (1,198.28 km) |
| Sankt Gallen to Catanzaro | 691.84 mi (1,113.41 km) |
| Sankt Gallen to Cattolica | 288.73 mi (464.66 km) |
| Sankt Gallen to Cava de' Tirreni | 534.35 mi (859.95 km) |
| Sankt Gallen to Cavallino | 658.37 mi (1,059.54 km) |
| Sankt Gallen to Cavarzere | 204.25 mi (328.72 km) |
| Sankt Gallen to Cave | 425.09 mi (684.12 km) |
| Sankt Gallen to Cavriago | 196.30 mi (315.91 km) |
| Sankt Gallen to Cavriglia | 288.70 mi (464.62 km) |
| Sankt Gallen to Cazzago San Martino | 131.06 mi (210.92 km) |
| Sankt Gallen to Ceccano | 449.22 mi (722.94 km) |
| Sankt Gallen to Cecina | 289.19 mi (465.41 km) |
| Sankt Gallen to Cefalu | 690.03 mi (1,110.50 km) |
| Sankt Gallen to Ceglie Messapico | 617.46 mi (993.71 km) |
