| Sankt Gallen to Caguas (Puerto Rico) | 4,622.66 mi (7,439.45 km) |
| Sankt Gallen to Cahokia (Illinois) | 4,712.47 mi (7,583.99 km) |
| Sankt Gallen to Calabasas (California) | 5,948.30 mi (9,572.86 km) |
| Sankt Gallen to Caldwell (Idaho) | 5,339.20 mi (8,592.61 km) |
| Sankt Gallen to Caledonia (Wisconsin) | 4,424.96 mi (7,121.28 km) |
| Sankt Gallen to Calera (Alabama) | 4,836.41 mi (7,783.45 km) |
| Sankt Gallen to Calexico (California) | 5,932.54 mi (9,547.51 km) |
| Sankt Gallen to Calhoun (Georgia) | 4,696.26 mi (7,557.90 km) |
| Sankt Gallen to California (Maryland) | 4,170.04 mi (6,711.03 km) |
| Sankt Gallen to California City (California) | 5,864.51 mi (9,438.02 km) |
| Sankt Gallen to Callaway (Florida) | 4,931.29 mi (7,936.14 km) |
| Sankt Gallen to Calumet City (Illinois) | 4,467.19 mi (7,189.24 km) |
| Sankt Gallen to Calverton (Maryland) | 4,156.01 mi (6,688.45 km) |
| Sankt Gallen to Camano (Washington) | 5,226.51 mi (8,411.25 km) |
| Sankt Gallen to Camarillo (California) | 5,954.36 mi (9,582.62 km) |
