| Sankt Gallen to Centralia (Illinois) | 4,673.36 mi (7,521.05 km) |
| Sankt Gallen to Centralia (Washington) | 5,325.17 mi (8,570.03 km) |
| Sankt Gallen to Centreville (Virginia) | 4,185.99 mi (6,736.69 km) |
| Sankt Gallen to Ceres (California) | 5,812.73 mi (9,354.69 km) |
| Sankt Gallen to Cerritos (California) | 5,945.59 mi (9,568.50 km) |
| Sankt Gallen to Chalco (Nebraska) | 4,808.18 mi (7,738.02 km) |
| Sankt Gallen to Chalmette (Louisiana) | 5,126.01 mi (8,249.52 km) |
| Sankt Gallen to Chambersburg (Pennsylvania) | 4,147.54 mi (6,674.81 km) |
| Sankt Gallen to Chamblee (Georgia) | 4,698.46 mi (7,561.45 km) |
| Sankt Gallen to Champaign (Illinois) | 4,564.94 mi (7,346.57 km) |
| Sankt Gallen to Champlin (Minnesota) | 4,516.06 mi (7,267.90 km) |
| Sankt Gallen to Chandler (Arizona) | 5,778.37 mi (9,299.39 km) |
| Sankt Gallen to Chanhassen (Minnesota) | 4,537.17 mi (7,301.86 km) |
| Sankt Gallen to Channahon (Illinois) | 4,503.31 mi (7,247.37 km) |
| Sankt Gallen to Channelview (Texas) | 5,344.33 mi (8,600.87 km) |
