| Welling to Cehegin | 928.21 mi (1,493.81 km) |
| Welling to Cervello | 700.79 mi (1,127.82 km) |
| Welling to Cervera | 678.90 mi (1,092.58 km) |
| Welling to Ceuti | 926.94 mi (1,491.77 km) |
| Welling to Cheste | 828.60 mi (1,333.50 km) |
| Welling to Chiclana de la Frontera | 1,084.01 mi (1,744.55 km) |
| Welling to Chipiona | 1,066.95 mi (1,717.09 km) |
| Welling to Chiva | 829.25 mi (1,334.55 km) |
| Welling to Churriana de la Vega | 1,005.66 mi (1,618.45 km) |
| Welling to Ciempozuelos | 800.87 mi (1,288.88 km) |
| Welling to Cieza | 916.44 mi (1,474.86 km) |
| Welling to Cisterniga | 716.80 mi (1,153.59 km) |
| Welling to Ciudad de Melilla | 1,127.96 mi (1,815.27 km) |
| Welling to Ciudad Real | 883.65 mi (1,422.10 km) |
| Welling to Ciudad-Rodrigo | 814.66 mi (1,311.07 km) |
