| Efringen-Kirchen to Coin | 984.59 mi (1,584.55 km) |
| Efringen-Kirchen to Colindres | 608.15 mi (978.73 km) |
| Efringen-Kirchen to Collado-Villalba | 750.06 mi (1,207.11 km) |
| Efringen-Kirchen to Colmenar Viejo | 739.74 mi (1,190.49 km) |
| Efringen-Kirchen to Colmenarejo | 753.88 mi (1,213.26 km) |
| Efringen-Kirchen to Conil de la Frontera | 1,050.89 mi (1,691.24 km) |
| Efringen-Kirchen to Consuegra | 794.33 mi (1,278.36 km) |
| Efringen-Kirchen to Corbera de Llobregat | 512.33 mi (824.52 km) |
| Efringen-Kirchen to Cordoba | 918.57 mi (1,478.29 km) |
| Efringen-Kirchen to Coria del Rio | 994.73 mi (1,600.86 km) |
| Efringen-Kirchen to Crevillente | 774.74 mi (1,246.82 km) |
| Efringen-Kirchen to Cuarte de Huerva | 590.98 mi (951.09 km) |
| Efringen-Kirchen to Cubellas | 531.47 mi (855.32 km) |
| Efringen-Kirchen to Cuellar | 726.10 mi (1,168.54 km) |
| Efringen-Kirchen to Cuenca | 712.49 mi (1,146.65 km) |
