| Horizon City to Cocentaina | 5,628.24 mi (9,057.78 km) |
| Horizon City to Coin | 5,509.08 mi (8,866.01 km) |
| Horizon City to Colindres | 5,322.28 mi (8,565.38 km) |
| Horizon City to Collado-Villalba | 5,398.14 mi (8,687.46 km) |
| Horizon City to Colmenar Viejo | 5,408.00 mi (8,703.34 km) |
| Horizon City to Colmenarejo | 5,400.39 mi (8,691.09 km) |
| Horizon City to Conil de la Frontera | 5,460.60 mi (8,787.99 km) |
| Horizon City to Consuegra | 5,459.05 mi (8,785.50 km) |
| Horizon City to Corbera de Llobregat | 5,626.64 mi (9,055.21 km) |
| Horizon City to Cordoba | 5,463.19 mi (8,792.15 km) |
| Horizon City to Coria del Rio | 5,425.64 mi (8,731.72 km) |
| Horizon City to Crevillente | 5,630.92 mi (9,062.09 km) |
| Horizon City to Cuarte de Huerva | 5,498.38 mi (8,848.78 km) |
| Horizon City to Cubellas | 5,623.90 mi (9,050.80 km) |
| Horizon City to Cuellar | 5,356.77 mi (8,620.89 km) |
