| Seia to Coin | 304.55 mi (490.12 km) |
| Seia to Colindres | 300.08 mi (482.93 km) |
| Seia to Collado-Villalba | 194.54 mi (313.08 km) |
| Seia to Colmenar Viejo | 207.33 mi (333.66 km) |
| Seia to Colmenarejo | 193.88 mi (312.02 km) |
| Seia to Conil de la Frontera | 300.19 mi (483.12 km) |
| Seia to Consuegra | 226.87 mi (365.11 km) |
| Seia to Corbera de Llobregat | 507.37 mi (816.54 km) |
| Seia to Cordoba | 235.05 mi (378.28 km) |
| Seia to Coria del Rio | 234.37 mi (377.18 km) |
| Seia to Crevillente | 397.68 mi (640.00 km) |
| Seia to Cuarte de Huerva | 362.71 mi (583.72 km) |
| Seia to Cubellas | 493.05 mi (793.48 km) |
| Seia to Cuellar | 189.42 mi (304.84 km) |
| Seia to Cuenca | 293.80 mi (472.83 km) |
