| Severn to Carmona | 3,750.83 mi (6,036.38 km) |
| Severn to Cartagena | 3,975.46 mi (6,397.89 km) |
| Severn to Cartama | 3,823.29 mi (6,152.99 km) |
| Severn to Cartaya | 3,680.83 mi (5,923.73 km) |
| Severn to Caspe | 3,910.22 mi (6,292.89 km) |
| Severn to Cassa de la Selva | 4,025.89 mi (6,479.04 km) |
| Severn to Castalla | 3,959.52 mi (6,372.23 km) |
| Severn to Castellbisbal | 3,997.14 mi (6,432.78 km) |
| Severn to Castelldefels | 4,002.87 mi (6,441.99 km) |
| Severn to Castello de Ampurias | 4,023.87 mi (6,475.79 km) |
| Severn to Castellon de la Plana | 3,947.64 mi (6,353.12 km) |
| Severn to Castilleja de la Cuesta | 3,732.62 mi (6,007.08 km) |
| Severn to Catarroja | 3,947.57 mi (6,353.01 km) |
| Severn to Catral | 3,966.58 mi (6,383.60 km) |
| Severn to Caudete | 3,940.87 mi (6,342.22 km) |
