| Castleford to Cuenca | 943.80 mi (1,518.91 km) |
| Castleford to Cuevas del Almanzora | 1,134.50 mi (1,825.80 km) |
| Castleford to Cullera | 1,006.79 mi (1,620.28 km) |
| Castleford to Culleredo | 788.24 mi (1,268.55 km) |
| Castleford to Cunit | 875.94 mi (1,409.70 km) |
| Castleford to Daganzo de Arriba | 915.38 mi (1,473.17 km) |
| Castleford to Daimiel | 1,016.61 mi (1,636.07 km) |
| Castleford to Don Benito | 1,041.79 mi (1,676.60 km) |
| Castleford to Donostia | 718.85 mi (1,156.88 km) |
| Castleford to Dos Hermanas | 1,156.10 mi (1,860.56 km) |
| Castleford to Durango | 731.04 mi (1,176.49 km) |
| Castleford to Ecija | 1,132.13 mi (1,821.99 km) |
| Castleford to Ejea de los Caballeros | 800.63 mi (1,288.49 km) |
| Castleford to El Alamo | 939.85 mi (1,512.54 km) |
| Castleford to El Arahal | 1,154.04 mi (1,857.24 km) |
