| Castleford to Cehegin | 1,079.68 mi (1,737.58 km) |
| Castleford to Cervello | 864.89 mi (1,391.90 km) |
| Castleford to Cervera | 841.36 mi (1,354.04 km) |
| Castleford to Ceuti | 1,080.43 mi (1,738.78 km) |
| Castleford to Cheste | 984.14 mi (1,583.82 km) |
| Castleford to Chiclana de la Frontera | 1,217.25 mi (1,958.97 km) |
| Castleford to Chipiona | 1,198.36 mi (1,928.57 km) |
| Castleford to Chiva | 984.66 mi (1,584.66 km) |
| Castleford to Churriana de la Vega | 1,149.84 mi (1,850.48 km) |
| Castleford to Ciempozuelos | 942.62 mi (1,517.00 km) |
| Castleford to Cieza | 1,069.35 mi (1,720.95 km) |
| Castleford to Cisterniga | 849.95 mi (1,367.86 km) |
| Castleford to Ciudad de Melilla | 1,275.96 mi (2,053.46 km) |
| Castleford to Ciudad Real | 1,025.06 mi (1,649.67 km) |
| Castleford to Ciudad-Rodrigo | 937.95 mi (1,509.49 km) |
