| Clydebank to Cocentaina | 1,199.21 mi (1,929.94 km) |
| Clydebank to Coin | 1,328.97 mi (2,138.77 km) |
| Clydebank to Colindres | 864.90 mi (1,391.93 km) |
| Clydebank to Collado-Villalba | 1,054.96 mi (1,697.79 km) |
| Clydebank to Colmenar Viejo | 1,053.43 mi (1,695.33 km) |
| Clydebank to Colmenarejo | 1,059.96 mi (1,705.84 km) |
| Clydebank to Conil de la Frontera | 1,358.80 mi (2,186.78 km) |
| Clydebank to Consuegra | 1,136.32 mi (1,828.74 km) |
| Clydebank to Corbera de Llobregat | 1,040.49 mi (1,674.51 km) |
| Clydebank to Cordoba | 1,244.85 mi (2,003.40 km) |
| Clydebank to Coria del Rio | 1,288.56 mi (2,073.73 km) |
| Clydebank to Crevillente | 1,230.81 mi (1,980.80 km) |
| Clydebank to Cuarte de Huerva | 1,001.50 mi (1,611.76 km) |
| Clydebank to Cubellas | 1,051.29 mi (1,691.89 km) |
| Clydebank to Cuellar | 1,001.78 mi (1,612.21 km) |
