| Sankt Gallen to Cloverly (Maryland) | 4,156.02 mi (6,688.46 km) |
| Sankt Gallen to Clovis (California) | 5,821.09 mi (9,368.14 km) |
| Sankt Gallen to Clovis (New Mexico) | 5,411.86 mi (8,709.55 km) |
| Sankt Gallen to Clute (Texas) | 5,395.03 mi (8,682.46 km) |
| Sankt Gallen to Coachella (California) | 5,895.52 mi (9,487.93 km) |
| Sankt Gallen to Coalinga (California) | 5,880.12 mi (9,463.14 km) |
| Sankt Gallen to Coamo (Puerto Rico) | 4,645.39 mi (7,476.03 km) |
| Sankt Gallen to Coatesville (Pennsylvania) | 4,069.06 mi (6,548.51 km) |
| Sankt Gallen to Cockeysville (Maryland) | 4,124.41 mi (6,637.60 km) |
| Sankt Gallen to Cocoa (Florida) | 4,808.77 mi (7,738.97 km) |
| Sankt Gallen to Cocoa Beach (Florida) | 4,804.98 mi (7,732.86 km) |
| Sankt Gallen to Coconut Creek (Florida) | 4,883.89 mi (7,859.86 km) |
| Sankt Gallen to Coeur d'Alene (Idaho) | 5,111.37 mi (8,225.95 km) |
| Sankt Gallen to Cohoes (New York) | 3,865.73 mi (6,221.29 km) |
| Sankt Gallen to Cold Springs (Nevada) | 5,661.44 mi (9,111.21 km) |
