| Ianca to Coin | 1,767.84 mi (2,845.06 km) |
| Ianca to Colindres | 1,525.36 mi (2,454.83 km) |
| Ianca to Collado-Villalba | 1,613.25 mi (2,596.28 km) |
| Ianca to Colmenar Viejo | 1,600.78 mi (2,576.21 km) |
| Ianca to Colmenarejo | 1,615.52 mi (2,599.94 km) |
| Ianca to Conil de la Frontera | 1,845.90 mi (2,970.69 km) |
| Ianca to Consuegra | 1,625.15 mi (2,615.42 km) |
| Ianca to Corbera de Llobregat | 1,304.60 mi (2,099.55 km) |
| Ianca to Cordoba | 1,729.39 mi (2,783.19 km) |
| Ianca to Coria del Rio | 1,810.28 mi (2,913.36 km) |
| Ianca to Crevillente | 1,525.74 mi (2,455.44 km) |
| Ianca to Cuarte de Huerva | 1,439.52 mi (2,316.68 km) |
| Ianca to Cubellas | 1,322.10 mi (2,127.71 km) |
| Ianca to Cuellar | 1,609.29 mi (2,589.90 km) |
| Ianca to Cuenca | 1,537.55 mi (2,474.44 km) |
