| Aberystwyth to Cocentaina | 960.38 mi (1,545.59 km) |
| Aberystwyth to Coin | 1,088.52 mi (1,751.80 km) |
| Aberystwyth to Colindres | 623.72 mi (1,003.78 km) |
| Aberystwyth to Collado-Villalba | 813.97 mi (1,309.97 km) |
| Aberystwyth to Colmenar Viejo | 812.33 mi (1,307.33 km) |
| Aberystwyth to Colmenarejo | 818.98 mi (1,318.02 km) |
| Aberystwyth to Conil de la Frontera | 1,119.94 mi (1,802.36 km) |
| Aberystwyth to Consuegra | 895.19 mi (1,440.67 km) |
| Aberystwyth to Corbera de Llobregat | 810.38 mi (1,304.18 km) |
| Aberystwyth to Cordoba | 1,004.46 mi (1,616.52 km) |
| Aberystwyth to Coria del Rio | 1,049.77 mi (1,689.44 km) |
| Aberystwyth to Crevillente | 991.29 mi (1,595.32 km) |
| Aberystwyth to Cuarte de Huerva | 762.84 mi (1,227.68 km) |
| Aberystwyth to Cubellas | 819.90 mi (1,319.50 km) |
| Aberystwyth to Cuellar | 761.01 mi (1,224.73 km) |
