| Castle Rock to Cuenca | 5,102.07 mi (8,210.99 km) |
| Castle Rock to Cuevas del Almanzora | 5,233.37 mi (8,422.30 km) |
| Castle Rock to Cullera | 5,219.88 mi (8,400.59 km) |
| Castle Rock to Culleredo | 4,710.96 mi (7,581.56 km) |
| Castle Rock to Cunit | 5,206.71 mi (8,379.40 km) |
| Castle Rock to Daganzo de Arriba | 5,027.49 mi (8,090.96 km) |
| Castle Rock to Daimiel | 5,082.38 mi (8,179.30 km) |
| Castle Rock to Don Benito | 4,991.82 mi (8,033.56 km) |
| Castle Rock to Donostia | 4,970.82 mi (7,999.76 km) |
| Castle Rock to Dos Hermanas | 5,058.52 mi (8,140.90 km) |
| Castle Rock to Durango | 4,951.18 mi (7,968.15 km) |
| Castle Rock to Ecija | 5,084.71 mi (8,183.06 km) |
| Castle Rock to Ejea de los Caballeros | 5,055.14 mi (8,135.47 km) |
| Castle Rock to El Alamo | 5,018.15 mi (8,075.93 km) |
| Castle Rock to El Arahal | 5,075.53 mi (8,168.27 km) |
