| Signa to Coin | 967.59 mi (1,557.18 km) |
| Signa to Colindres | 727.60 mi (1,170.97 km) |
| Signa to Collado-Villalba | 801.96 mi (1,290.62 km) |
| Signa to Colmenar Viejo | 789.44 mi (1,270.48 km) |
| Signa to Colmenarejo | 804.16 mi (1,294.18 km) |
| Signa to Conil de la Frontera | 1,044.04 mi (1,680.21 km) |
| Signa to Consuegra | 814.73 mi (1,311.19 km) |
| Signa to Corbera de Llobregat | 493.82 mi (794.72 km) |
| Signa to Cordoba | 922.69 mi (1,484.93 km) |
| Signa to Coria del Rio | 1,003.70 mi (1,615.31 km) |
| Signa to Crevillente | 728.08 mi (1,171.74 km) |
| Signa to Cuarte de Huerva | 628.36 mi (1,011.25 km) |
| Signa to Cubellas | 511.71 mi (823.51 km) |
| Signa to Cuellar | 799.86 mi (1,287.25 km) |
| Signa to Cuenca | 726.92 mi (1,169.86 km) |
