| Potters Bar to Cehegin | 943.31 mi (1,518.11 km) |
| Potters Bar to Cervello | 718.94 mi (1,157.02 km) |
| Potters Bar to Cervera | 696.54 mi (1,120.98 km) |
| Potters Bar to Ceuti | 942.47 mi (1,516.76 km) |
| Potters Bar to Cheste | 844.55 mi (1,359.16 km) |
| Potters Bar to Chiclana de la Frontera | 1,095.69 mi (1,763.35 km) |
| Potters Bar to Chipiona | 1,078.30 mi (1,735.35 km) |
| Potters Bar to Chiva | 845.17 mi (1,360.17 km) |
| Potters Bar to Churriana de la Vega | 1,019.32 mi (1,640.44 km) |
| Potters Bar to Ciempozuelos | 813.93 mi (1,309.89 km) |
| Potters Bar to Cieza | 931.84 mi (1,499.65 km) |
| Potters Bar to Cisterniga | 728.15 mi (1,171.84 km) |
| Potters Bar to Ciudad de Melilla | 1,142.42 mi (1,838.55 km) |
| Potters Bar to Ciudad Real | 896.71 mi (1,443.11 km) |
| Potters Bar to Ciudad-Rodrigo | 824.38 mi (1,326.71 km) |
