| Duchcov to Coin | 1,327.96 mi (2,137.15 km) |
| Duchcov to Colindres | 947.61 mi (1,525.03 km) |
| Duchcov to Collado-Villalba | 1,095.48 mi (1,763.00 km) |
| Duchcov to Colmenar Viejo | 1,085.24 mi (1,746.52 km) |
| Duchcov to Colmenarejo | 1,099.34 mi (1,769.21 km) |
| Duchcov to Conil de la Frontera | 1,395.46 mi (2,245.78 km) |
| Duchcov to Consuegra | 1,139.62 mi (1,834.05 km) |
| Duchcov to Corbera de Llobregat | 849.04 mi (1,366.40 km) |
| Duchcov to Cordoba | 1,263.44 mi (2,033.31 km) |
| Duchcov to Coria del Rio | 1,340.05 mi (2,156.60 km) |
| Duchcov to Crevillente | 1,111.50 mi (1,788.78 km) |
| Duchcov to Cuarte de Huerva | 936.14 mi (1,506.57 km) |
| Duchcov to Cubellas | 868.53 mi (1,397.77 km) |
| Duchcov to Cuellar | 1,070.32 mi (1,722.51 km) |
| Duchcov to Cuenca | 1,057.06 mi (1,701.17 km) |
