| Sankt Gallen to Clarkston (Georgia) | 4,699.37 mi (7,562.91 km) |
| Sankt Gallen to Clarksville (Indiana) | 4,549.99 mi (7,322.51 km) |
| Sankt Gallen to Clarksville (Tennessee) | 4,695.72 mi (7,557.03 km) |
| Sankt Gallen to Clawson (Michigan) | 4,254.86 mi (6,847.53 km) |
| Sankt Gallen to Clay (Alabama) | 4,803.35 mi (7,730.25 km) |
| Sankt Gallen to Clayton (California) | 5,819.50 mi (9,365.58 km) |
| Sankt Gallen to Clayton (Missouri) | 4,714.51 mi (7,587.28 km) |
| Sankt Gallen to Clayton (North Carolina) | 4,369.76 mi (7,032.45 km) |
| Sankt Gallen to Clayton (Ohio) | 4,421.25 mi (7,115.31 km) |
| Sankt Gallen to Clearfield (Utah) | 5,346.24 mi (8,603.94 km) |
| Sankt Gallen to Clearlake (California) | 5,778.24 mi (9,299.17 km) |
| Sankt Gallen to Clearwater (Florida) | 4,915.40 mi (7,910.56 km) |
| Sankt Gallen to Cleburne (Texas) | 5,303.51 mi (8,535.17 km) |
| Sankt Gallen to Clemmons (North Carolina) | 4,434.66 mi (7,136.90 km) |
| Sankt Gallen to Clemson (South Carolina) | 4,598.62 mi (7,400.77 km) |
