| Castricum to Cervello | 781.01 mi (1,256.91 km) |
| Castricum to Cervera | 768.57 mi (1,236.90 km) |
| Castricum to Ceuti | 1,039.77 mi (1,673.36 km) |
| Castricum to Cheste | 938.20 mi (1,509.89 km) |
| Castricum to Chiclana de la Frontera | 1,232.52 mi (1,983.55 km) |
| Castricum to Chipiona | 1,218.25 mi (1,960.58 km) |
| Castricum to Chiva | 939.22 mi (1,511.52 km) |
| Castricum to Churriana de la Vega | 1,137.55 mi (1,830.70 km) |
| Castricum to Ciempozuelos | 941.42 mi (1,515.07 km) |
| Castricum to Cieza | 1,031.00 mi (1,659.24 km) |
| Castricum to Cisterniga | 872.53 mi (1,404.20 km) |
| Castricum to Ciudad de Melilla | 1,250.12 mi (2,011.87 km) |
| Castricum to Ciudad Real | 1,022.89 mi (1,646.18 km) |
| Castricum to Ciudad-Rodrigo | 980.00 mi (1,577.16 km) |
| Castricum to Cocentaina | 984.59 mi (1,584.54 km) |
