| Sona to Coin | 1,010.06 mi (1,625.54 km) |
| Sona to Colindres | 717.72 mi (1,155.06 km) |
| Sona to Collado-Villalba | 818.04 mi (1,316.50 km) |
| Sona to Colmenar Viejo | 806.05 mi (1,297.21 km) |
| Sona to Colmenarejo | 820.86 mi (1,321.04 km) |
| Sona to Conil de la Frontera | 1,083.96 mi (1,744.46 km) |
| Sona to Consuegra | 842.12 mi (1,355.26 km) |
| Sona to Corbera de Llobregat | 525.42 mi (845.58 km) |
| Sona to Cordoba | 957.41 mi (1,540.80 km) |
| Sona to Coria del Rio | 1,037.79 mi (1,670.16 km) |
| Sona to Crevillente | 776.79 mi (1,250.12 km) |
| Sona to Cuarte de Huerva | 645.29 mi (1,038.49 km) |
| Sona to Cubellas | 544.59 mi (876.43 km) |
| Sona to Cuellar | 808.10 mi (1,300.51 km) |
| Sona to Cuenca | 754.60 mi (1,214.42 km) |
