| Siegburg to Coin | 1,141.29 mi (1,836.73 km) |
| Siegburg to Colindres | 714.73 mi (1,150.25 km) |
| Siegburg to Collado-Villalba | 884.58 mi (1,423.59 km) |
| Siegburg to Colmenar Viejo | 876.10 mi (1,409.94 km) |
| Siegburg to Colmenarejo | 889.00 mi (1,430.71 km) |
| Siegburg to Conil de la Frontera | 1,200.72 mi (1,932.38 km) |
| Siegburg to Consuegra | 942.05 mi (1,516.09 km) |
| Siegburg to Corbera de Llobregat | 695.41 mi (1,119.16 km) |
| Siegburg to Cordoba | 1,068.08 mi (1,718.90 km) |
| Siegburg to Coria del Rio | 1,138.91 mi (1,832.90 km) |
| Siegburg to Crevillente | 951.57 mi (1,531.40 km) |
| Siegburg to Cuarte de Huerva | 744.99 mi (1,198.94 km) |
| Siegburg to Cubellas | 713.37 mi (1,148.07 km) |
| Siegburg to Cuellar | 850.25 mi (1,368.35 km) |
| Siegburg to Cuenca | 867.82 mi (1,396.63 km) |
