| Gelsenkirchen to Cervello | 740.37 mi (1,191.51 km) |
| Gelsenkirchen to Cervera | 734.17 mi (1,181.54 km) |
| Gelsenkirchen to Ceuti | 1,013.57 mi (1,631.18 km) |
| Gelsenkirchen to Cheste | 911.89 mi (1,467.55 km) |
| Gelsenkirchen to Chiclana de la Frontera | 1,229.70 mi (1,979.01 km) |
| Gelsenkirchen to Chipiona | 1,217.88 mi (1,959.99 km) |
| Gelsenkirchen to Chiva | 913.12 mi (1,469.53 km) |
| Gelsenkirchen to Churriana de la Vega | 1,123.15 mi (1,807.53 km) |
| Gelsenkirchen to Ciempozuelos | 936.99 mi (1,507.93 km) |
| Gelsenkirchen to Cieza | 1,006.13 mi (1,619.21 km) |
| Gelsenkirchen to Cisterniga | 881.60 mi (1,418.79 km) |
| Gelsenkirchen to Ciudad de Melilla | 1,227.18 mi (1,974.95 km) |
| Gelsenkirchen to Ciudad Real | 1,015.86 mi (1,634.88 km) |
| Gelsenkirchen to Ciudad-Rodrigo | 995.18 mi (1,601.58 km) |
| Gelsenkirchen to Cocentaina | 954.70 mi (1,536.43 km) |
