| Solothurn to Caño Martin Peña (Puerto Rico) | 4,527.98 mi (7,287.08 km) |
| Solothurn to Cañon City (Colorado) | 5,215.84 mi (8,394.08 km) |
| Solothurn to Canóvanas (Puerto Rico) | 4,523.92 mi (7,280.55 km) |
| Solothurn to Canton (Georgia) | 4,618.61 mi (7,432.94 km) |
| Solothurn to Canton (Illinois) | 4,549.26 mi (7,321.33 km) |
| Solothurn to Canton (Mississippi) | 4,928.68 mi (7,931.94 km) |
| Solothurn to Canton (Ohio) | 4,193.43 mi (6,748.67 km) |
| Solothurn to Canyon (Texas) | 5,277.03 mi (8,492.55 km) |
| Solothurn to Canyon Lake (California) | 5,883.15 mi (9,468.01 km) |
| Solothurn to Canyon Lake (Texas) | 5,399.92 mi (8,690.33 km) |
| Solothurn to Cape Coral (Florida) | 4,869.76 mi (7,837.12 km) |
| Solothurn to Cape Girardeau (Missouri) | 4,683.18 mi (7,536.85 km) |
| Solothurn to Carbondale (Illinois) | 4,650.32 mi (7,483.96 km) |
| Solothurn to Carlisle (Pennsylvania) | 4,047.48 mi (6,513.78 km) |
| Solothurn to Carlsbad (California) | 5,916.12 mi (9,521.08 km) |
