| Iserlohn to Coin | 1,185.64 mi (1,908.10 km) |
| Iserlohn to Colindres | 756.55 mi (1,217.55 km) |
| Iserlohn to Collado-Villalba | 927.97 mi (1,493.43 km) |
| Iserlohn to Colmenar Viejo | 919.61 mi (1,479.97 km) |
| Iserlohn to Colmenarejo | 932.42 mi (1,500.59 km) |
| Iserlohn to Conil de la Frontera | 1,244.70 mi (2,003.16 km) |
| Iserlohn to Consuegra | 986.11 mi (1,586.99 km) |
| Iserlohn to Corbera de Llobregat | 740.28 mi (1,191.37 km) |
| Iserlohn to Cordoba | 1,112.13 mi (1,789.79 km) |
| Iserlohn to Coria del Rio | 1,182.61 mi (1,903.23 km) |
| Iserlohn to Crevillente | 996.49 mi (1,603.70 km) |
| Iserlohn to Cuarte de Huerva | 789.50 mi (1,270.58 km) |
| Iserlohn to Cubellas | 758.27 mi (1,220.31 km) |
| Iserlohn to Cuellar | 893.02 mi (1,437.17 km) |
| Iserlohn to Cuenca | 912.28 mi (1,468.17 km) |
