| Grad to Coin | 1,276.59 mi (2,054.47 km) |
| Grad to Colindres | 979.08 mi (1,575.68 km) |
| Grad to Collado-Villalba | 1,086.76 mi (1,748.97 km) |
| Grad to Colmenar Viejo | 1,074.85 mi (1,729.80 km) |
| Grad to Colmenarejo | 1,089.65 mi (1,753.62 km) |
| Grad to Conil de la Frontera | 1,351.28 mi (2,174.68 km) |
| Grad to Consuegra | 1,111.17 mi (1,788.25 km) |
| Grad to Corbera de Llobregat | 793.48 mi (1,276.98 km) |
| Grad to Cordoba | 1,225.72 mi (1,972.60 km) |
| Grad to Coria del Rio | 1,306.27 mi (2,102.24 km) |
| Grad to Crevillente | 1,040.59 mi (1,674.67 km) |
| Grad to Cuarte de Huerva | 914.30 mi (1,471.43 km) |
| Grad to Cubellas | 812.48 mi (1,307.56 km) |
| Grad to Cuellar | 1,075.48 mi (1,730.81 km) |
| Grad to Cuenca | 1,023.58 mi (1,647.29 km) |
