| Valongo to Cervello | 542.85 mi (873.63 km) |
| Valongo to Cervera | 507.04 mi (816.00 km) |
| Valongo to Ceuti | 440.17 mi (708.38 km) |
| Valongo to Cheste | 427.98 mi (688.76 km) |
| Valongo to Chiclana de la Frontera | 352.77 mi (567.73 km) |
| Valongo to Chipiona | 326.87 mi (526.05 km) |
| Valongo to Chiva | 426.37 mi (686.18 km) |
| Valongo to Churriana de la Vega | 380.87 mi (612.95 km) |
| Valongo to Ciempozuelos | 265.39 mi (427.10 km) |
| Valongo to Cieza | 427.63 mi (688.20 km) |
| Valongo to Cisterniga | 200.05 mi (321.94 km) |
| Valongo to Ciudad de Melilla | 506.73 mi (815.51 km) |
| Valongo to Ciudad Real | 285.96 mi (460.21 km) |
| Valongo to Ciudad-Rodrigo | 110.14 mi (177.25 km) |
| Valongo to Cocentaina | 458.62 mi (738.07 km) |
