| Gloucester to Cehegin | 951.79 mi (1,531.76 km) |
| Gloucester to Cervello | 749.95 mi (1,206.92 km) |
| Gloucester to Cervera | 723.81 mi (1,164.86 km) |
| Gloucester to Ceuti | 953.65 mi (1,534.75 km) |
| Gloucester to Cheste | 858.95 mi (1,382.35 km) |
| Gloucester to Chiclana de la Frontera | 1,084.35 mi (1,745.10 km) |
| Gloucester to Chipiona | 1,065.32 mi (1,714.47 km) |
| Gloucester to Chiva | 859.38 mi (1,383.04 km) |
| Gloucester to Churriana de la Vega | 1,018.97 mi (1,639.88 km) |
| Gloucester to Ciempozuelos | 811.39 mi (1,305.81 km) |
| Gloucester to Cieza | 942.26 mi (1,516.41 km) |
| Gloucester to Cisterniga | 717.29 mi (1,154.37 km) |
| Gloucester to Ciudad de Melilla | 1,146.22 mi (1,844.67 km) |
| Gloucester to Ciudad Real | 893.62 mi (1,438.14 km) |
| Gloucester to Ciudad-Rodrigo | 804.75 mi (1,295.12 km) |
