| Reading to Cocentaina | 878.50 mi (1,413.81 km) |
| Reading to Coin | 1,038.42 mi (1,671.18 km) |
| Reading to Colindres | 568.53 mi (914.95 km) |
| Reading to Collado-Villalba | 761.51 mi (1,225.54 km) |
| Reading to Colmenar Viejo | 757.66 mi (1,219.33 km) |
| Reading to Colmenarejo | 766.53 mi (1,233.60 km) |
| Reading to Conil de la Frontera | 1,079.12 mi (1,736.67 km) |
| Reading to Consuegra | 838.21 mi (1,348.97 km) |
| Reading to Corbera de Llobregat | 707.02 mi (1,137.83 km) |
| Reading to Cordoba | 955.71 mi (1,538.07 km) |
| Reading to Coria del Rio | 1,010.09 mi (1,625.58 km) |
| Reading to Crevillente | 912.45 mi (1,468.45 km) |
| Reading to Cuarte de Huerva | 682.02 mi (1,097.60 km) |
| Reading to Cubellas | 718.85 mi (1,156.88 km) |
| Reading to Cuellar | 712.40 mi (1,146.50 km) |
