| Somma Vesuviana to Caltagirone | 251.19 mi (404.25 km) |
| Somma Vesuviana to Caltanissetta | 234.55 mi (377.46 km) |
| Somma Vesuviana to Calvisano | 371.69 mi (598.18 km) |
| Somma Vesuviana to Calvizzano | 13.38 mi (21.54 km) |
| Somma Vesuviana to Camaiore | 298.71 mi (480.72 km) |
| Somma Vesuviana to Cameri | 432.45 mi (695.97 km) |
| Somma Vesuviana to Camisano Vicentino | 348.86 mi (561.43 km) |
| Somma Vesuviana to Campagna | 37.50 mi (60.35 km) |
| Somma Vesuviana to Campagnano di Roma | 137.40 mi (221.12 km) |
| Somma Vesuviana to Campi Bisenzio | 264.23 mi (425.24 km) |
| Somma Vesuviana to Campi Salentina | 190.50 mi (306.58 km) |
| Somma Vesuviana to Campiglia Marittima | 247.94 mi (399.02 km) |
| Somma Vesuviana to Campobasso | 49.43 mi (79.55 km) |
| Somma Vesuviana to Campobello di Licata | 251.84 mi (405.30 km) |
| Somma Vesuviana to Campobello di Mazara | 241.31 mi (388.34 km) |
