| Somma Vesuviana to Carmignano | 268.07 mi (431.41 km) |
| Somma Vesuviana to Carovigno | 169.37 mi (272.58 km) |
| Somma Vesuviana to Carpenedolo | 370.23 mi (595.83 km) |
| Somma Vesuviana to Carpi | 324.64 mi (522.45 km) |
| Somma Vesuviana to Carrara | 312.86 mi (503.50 km) |
| Somma Vesuviana to Carugate | 412.73 mi (664.22 km) |
| Somma Vesuviana to Casal di Principe | 18.72 mi (30.12 km) |
| Somma Vesuviana to Casale Monferrato | 421.63 mi (678.55 km) |
| Somma Vesuviana to Casale sul Sile | 343.34 mi (552.55 km) |
| Somma Vesuviana to Casalecchio di Reno | 296.43 mi (477.05 km) |
| Somma Vesuviana to Casalgrande | 317.84 mi (511.51 km) |
| Somma Vesuviana to Casalmaggiore | 349.43 mi (562.36 km) |
| Somma Vesuviana to Casalnuovo di Napoli | 5.47 mi (8.80 km) |
| Somma Vesuviana to Casalpusterlengo | 383.19 mi (616.68 km) |
| Somma Vesuviana to Casaluce | 15.18 mi (24.43 km) |
