| Postojna to Cervello | 682.91 mi (1,099.04 km) |
| Postojna to Cervera | 704.86 mi (1,134.36 km) |
| Postojna to Ceuti | 954.74 mi (1,536.51 km) |
| Postojna to Cheste | 871.39 mi (1,402.37 km) |
| Postojna to Chiclana de la Frontera | 1,236.56 mi (1,990.05 km) |
| Postojna to Chipiona | 1,235.80 mi (1,988.83 km) |
| Postojna to Chiva | 873.27 mi (1,405.39 km) |
| Postojna to Churriana de la Vega | 1,096.47 mi (1,764.60 km) |
| Postojna to Ciempozuelos | 978.78 mi (1,575.19 km) |
| Postojna to Cieza | 954.10 mi (1,535.48 km) |
| Postojna to Cisterniga | 984.07 mi (1,583.71 km) |
| Postojna to Ciudad de Melilla | 1,152.41 mi (1,854.63 km) |
| Postojna to Ciudad Real | 1,034.30 mi (1,664.55 km) |
| Postojna to Ciudad-Rodrigo | 1,101.25 mi (1,772.30 km) |
| Postojna to Cocentaina | 890.89 mi (1,433.75 km) |
