| Solothurn to Clarkston (Georgia) | 4,628.36 mi (7,448.62 km) |
| Solothurn to Clarksville (Indiana) | 4,483.22 mi (7,215.04 km) |
| Solothurn to Clarksville (Tennessee) | 4,628.46 mi (7,448.79 km) |
| Solothurn to Clawson (Michigan) | 4,190.21 mi (6,743.49 km) |
| Solothurn to Clay (Alabama) | 4,733.56 mi (7,617.94 km) |
| Solothurn to Clayton (California) | 5,778.93 mi (9,300.29 km) |
| Solothurn to Clayton (Missouri) | 4,650.66 mi (7,484.52 km) |
| Solothurn to Clayton (North Carolina) | 4,297.05 mi (6,915.44 km) |
| Solothurn to Clayton (Ohio) | 4,354.93 mi (7,008.58 km) |
| Solothurn to Clearfield (Utah) | 5,299.58 mi (8,528.84 km) |
| Solothurn to Clearlake (California) | 5,739.03 mi (9,236.07 km) |
| Solothurn to Clearwater (Florida) | 4,839.88 mi (7,789.03 km) |
| Solothurn to Cleburne (Texas) | 5,239.39 mi (8,431.98 km) |
| Solothurn to Clemmons (North Carolina) | 4,363.21 mi (7,021.90 km) |
| Solothurn to Clemson (South Carolina) | 4,527.46 mi (7,286.24 km) |
