| Sankt Gallen to Castelletto sopra Ticino | 123.07 mi (198.06 km) |
| Sankt Gallen to Castelli Calepio | 126.27 mi (203.21 km) |
| Sankt Gallen to Castelnovo ne' Monti | 212.48 mi (341.96 km) |
| Sankt Gallen to Castelnuovo Berardenga | 300.07 mi (482.92 km) |
| Sankt Gallen to Castelnuovo di Porto | 396.39 mi (637.92 km) |
| Sankt Gallen to Castelnuovo di Verona | 152.77 mi (245.86 km) |
| Sankt Gallen to Castelnuovo Rangone | 212.27 mi (341.62 km) |
| Sankt Gallen to Castelvetrano | 695.02 mi (1,118.52 km) |
| Sankt Gallen to Castelvetro di Modena | 215.80 mi (347.29 km) |
| Sankt Gallen to Castenaso | 225.19 mi (362.41 km) |
| Sankt Gallen to Castenedolo | 142.01 mi (228.54 km) |
| Sankt Gallen to Castiglion Fiorentino | 307.80 mi (495.36 km) |
| Sankt Gallen to Castiglione del Lago | 323.39 mi (520.45 km) |
| Sankt Gallen to Castiglione delle Stiviere | 149.84 mi (241.15 km) |
| Sankt Gallen to Castrolibero | 656.24 mi (1,056.12 km) |
