| Rhyl to Cehegin | 1,055.23 mi (1,698.23 km) |
| Rhyl to Cervello | 861.72 mi (1,386.81 km) |
| Rhyl to Cervera | 834.81 mi (1,343.50 km) |
| Rhyl to Ceuti | 1,058.37 mi (1,703.28 km) |
| Rhyl to Cheste | 965.38 mi (1,553.63 km) |
| Rhyl to Chiclana de la Frontera | 1,175.06 mi (1,891.07 km) |
| Rhyl to Chipiona | 1,154.88 mi (1,858.60 km) |
| Rhyl to Chiva | 965.72 mi (1,554.18 km) |
| Rhyl to Churriana de la Vega | 1,117.34 mi (1,798.18 km) |
| Rhyl to Ciempozuelos | 909.42 mi (1,463.56 km) |
| Rhyl to Cieza | 1,046.66 mi (1,684.44 km) |
| Rhyl to Cisterniga | 810.61 mi (1,304.55 km) |
| Rhyl to Ciudad de Melilla | 1,246.61 mi (2,006.22 km) |
| Rhyl to Ciudad Real | 990.85 mi (1,594.63 km) |
| Rhyl to Ciudad-Rodrigo | 890.69 mi (1,433.43 km) |
