| Onesti to Coin | 1,746.99 mi (2,811.51 km) |
| Onesti to Colindres | 1,484.73 mi (2,389.44 km) |
| Onesti to Collado-Villalba | 1,581.22 mi (2,544.72 km) |
| Onesti to Colmenar Viejo | 1,568.92 mi (2,524.93 km) |
| Onesti to Colmenarejo | 1,583.71 mi (2,548.74 km) |
| Onesti to Conil de la Frontera | 1,824.37 mi (2,936.04 km) |
| Onesti to Consuegra | 1,597.31 mi (2,570.62 km) |
| Onesti to Corbera de Llobregat | 1,276.38 mi (2,054.14 km) |
| Onesti to Cordoba | 1,704.95 mi (2,743.86 km) |
| Onesti to Coria del Rio | 1,785.97 mi (2,874.24 km) |
| Onesti to Crevillente | 1,505.54 mi (2,422.94 km) |
| Onesti to Cuarte de Huerva | 1,407.46 mi (2,265.10 km) |
| Onesti to Cubellas | 1,294.40 mi (2,083.13 km) |
| Onesti to Cuellar | 1,574.49 mi (2,533.89 km) |
| Onesti to Cuenca | 1,509.44 mi (2,429.20 km) |
