| Porcia to Coin | 1,102.93 mi (1,775.00 km) |
| Porcia to Colindres | 807.45 mi (1,299.46 km) |
| Porcia to Collado-Villalba | 911.31 mi (1,466.61 km) |
| Porcia to Colmenar Viejo | 899.37 mi (1,447.39 km) |
| Porcia to Colmenarejo | 914.17 mi (1,471.21 km) |
| Porcia to Conil de la Frontera | 1,177.10 mi (1,894.36 km) |
| Porcia to Consuegra | 935.73 mi (1,505.92 km) |
| Porcia to Corbera de Llobregat | 618.74 mi (995.77 km) |
| Porcia to Cordoba | 1,050.85 mi (1,691.18 km) |
| Porcia to Coria del Rio | 1,131.28 mi (1,820.62 km) |
| Porcia to Crevillente | 868.64 mi (1,397.93 km) |
| Porcia to Cuarte de Huerva | 738.74 mi (1,188.89 km) |
| Porcia to Cubellas | 637.86 mi (1,026.53 km) |
| Porcia to Cuellar | 900.68 mi (1,449.50 km) |
| Porcia to Cuenca | 848.21 mi (1,365.06 km) |
