| Aiken to Cocentaina | 4,396.25 mi (7,075.07 km) |
| Aiken to Coin | 4,234.04 mi (6,814.02 km) |
| Aiken to Colindres | 4,133.90 mi (6,652.87 km) |
| Aiken to Collado-Villalba | 4,171.70 mi (6,713.70 km) |
| Aiken to Colmenar Viejo | 4,182.99 mi (6,731.87 km) |
| Aiken to Colmenarejo | 4,173.03 mi (6,715.84 km) |
| Aiken to Conil de la Frontera | 4,175.68 mi (6,720.11 km) |
| Aiken to Consuegra | 4,220.38 mi (6,792.05 km) |
| Aiken to Corbera de Llobregat | 4,439.16 mi (7,144.14 km) |
| Aiken to Cordoba | 4,201.21 mi (6,761.19 km) |
| Aiken to Coria del Rio | 4,151.61 mi (6,681.36 km) |
| Aiken to Crevillente | 4,391.41 mi (7,067.30 km) |
| Aiken to Cuarte de Huerva | 4,298.46 mi (6,917.70 km) |
| Aiken to Cubellas | 4,432.46 mi (7,133.35 km) |
| Aiken to Cuellar | 4,138.48 mi (6,660.23 km) |
