| Nieuwkoop to Coin | 1,168.07 mi (1,879.83 km) |
| Nieuwkoop to Colindres | 715.91 mi (1,152.14 km) |
| Nieuwkoop to Collado-Villalba | 899.38 mi (1,447.40 km) |
| Nieuwkoop to Colmenar Viejo | 892.54 mi (1,436.40 km) |
| Nieuwkoop to Colmenarejo | 904.12 mi (1,455.04 km) |
| Nieuwkoop to Conil de la Frontera | 1,220.83 mi (1,964.73 km) |
| Nieuwkoop to Consuegra | 965.49 mi (1,553.81 km) |
| Nieuwkoop to Corbera de Llobregat | 755.72 mi (1,216.22 km) |
| Nieuwkoop to Cordoba | 1,090.20 mi (1,754.50 km) |
| Nieuwkoop to Coria del Rio | 1,155.43 mi (1,859.48 km) |
| Nieuwkoop to Crevillente | 999.56 mi (1,608.63 km) |
| Nieuwkoop to Cuarte de Huerva | 779.41 mi (1,254.35 km) |
| Nieuwkoop to Cubellas | 772.03 mi (1,242.47 km) |
| Nieuwkoop to Cuellar | 858.43 mi (1,381.52 km) |
| Nieuwkoop to Cuenca | 899.31 mi (1,447.30 km) |
