| Witham to Cocentaina | 903.36 mi (1,453.81 km) |
| Witham to Coin | 1,078.19 mi (1,735.18 km) |
| Witham to Colindres | 610.62 mi (982.70 km) |
| Witham to Collado-Villalba | 802.30 mi (1,291.19 km) |
| Witham to Colmenar Viejo | 797.50 mi (1,283.45 km) |
| Witham to Colmenarejo | 807.27 mi (1,299.17 km) |
| Witham to Conil de la Frontera | 1,122.64 mi (1,806.71 km) |
| Witham to Consuegra | 876.25 mi (1,410.19 km) |
| Witham to Corbera de Llobregat | 719.84 mi (1,158.48 km) |
| Witham to Cordoba | 996.57 mi (1,603.82 km) |
| Witham to Coria del Rio | 1,054.44 mi (1,696.95 km) |
| Witham to Crevillente | 938.77 mi (1,510.80 km) |
| Witham to Cuarte de Huerva | 709.54 mi (1,141.90 km) |
| Witham to Cubellas | 733.18 mi (1,179.95 km) |
| Witham to Cuellar | 755.38 mi (1,215.67 km) |
