| Knottingley to Cocentaina | 1,034.34 mi (1,664.61 km) |
| Knottingley to Coin | 1,189.15 mi (1,913.75 km) |
| Knottingley to Colindres | 719.21 mi (1,157.46 km) |
| Knottingley to Collado-Villalba | 912.24 mi (1,468.11 km) |
| Knottingley to Colmenar Viejo | 908.96 mi (1,462.84 km) |
| Knottingley to Colmenarejo | 917.26 mi (1,476.20 km) |
| Knottingley to Conil de la Frontera | 1,227.10 mi (1,974.83 km) |
| Knottingley to Consuegra | 990.31 mi (1,593.74 km) |
| Knottingley to Corbera de Llobregat | 861.65 mi (1,386.69 km) |
| Knottingley to Cordoba | 1,105.89 mi (1,779.76 km) |
| Knottingley to Coria del Rio | 1,157.54 mi (1,862.89 km) |
| Knottingley to Crevillente | 1,068.14 mi (1,719.00 km) |
| Knottingley to Cuarte de Huerva | 837.67 mi (1,348.10 km) |
| Knottingley to Cubellas | 873.86 mi (1,406.34 km) |
| Knottingley to Cuellar | 861.85 mi (1,387.01 km) |
