| Somma Lombardo to Cervello | 448.86 mi (722.37 km) |
| Somma Lombardo to Cervera | 463.23 mi (745.50 km) |
| Somma Lombardo to Ceuti | 733.21 mi (1,179.99 km) |
| Somma Lombardo to Cheste | 640.81 mi (1,031.28 km) |
| Somma Lombardo to Chiclana de la Frontera | 1,001.46 mi (1,611.70 km) |
| Somma Lombardo to Chipiona | 997.73 mi (1,605.69 km) |
| Somma Lombardo to Chiva | 642.55 mi (1,034.08 km) |
| Somma Lombardo to Churriana de la Vega | 868.26 mi (1,397.33 km) |
| Somma Lombardo to Ciempozuelos | 729.63 mi (1,174.22 km) |
| Somma Lombardo to Cieza | 730.21 mi (1,175.16 km) |
| Somma Lombardo to Cisterniga | 724.53 mi (1,166.02 km) |
| Somma Lombardo to Ciudad de Melilla | 941.95 mi (1,515.92 km) |
| Somma Lombardo to Ciudad Real | 791.93 mi (1,274.49 km) |
| Somma Lombardo to Ciudad-Rodrigo | 843.06 mi (1,356.78 km) |
| Somma Lombardo to Cocentaina | 668.93 mi (1,076.54 km) |
