| Smethwick to Cocentaina | 952.71 mi (1,533.24 km) |
| Smethwick to Coin | 1,101.82 mi (1,773.21 km) |
| Smethwick to Colindres | 632.18 mi (1,017.40 km) |
| Smethwick to Collado-Villalba | 825.05 mi (1,327.79 km) |
| Smethwick to Colmenar Viejo | 822.04 mi (1,322.94 km) |
| Smethwick to Colmenarejo | 830.08 mi (1,335.89 km) |
| Smethwick to Conil de la Frontera | 1,138.92 mi (1,832.92 km) |
| Smethwick to Consuegra | 903.73 mi (1,454.42 km) |
| Smethwick to Corbera de Llobregat | 786.78 mi (1,266.20 km) |
| Smethwick to Cordoba | 1,018.39 mi (1,638.94 km) |
| Smethwick to Coria del Rio | 1,069.28 mi (1,720.83 km) |
| Smethwick to Crevillente | 985.77 mi (1,586.45 km) |
| Smethwick to Cuarte de Huerva | 755.40 mi (1,215.70 km) |
| Smethwick to Cubellas | 798.09 mi (1,284.40 km) |
| Smethwick to Cuellar | 774.23 mi (1,246.00 km) |
