| Somma Vesuviana to Cividale del Friuli | 364.66 mi (586.87 km) |
| Somma Vesuviana to Civita Castellana | 143.68 mi (231.24 km) |
| Somma Vesuviana to Civitanova Marche | 171.56 mi (276.10 km) |
| Somma Vesuviana to Civitavecchia | 160.68 mi (258.58 km) |
| Somma Vesuviana to Civitella in Val di Chiana | 224.29 mi (360.97 km) |
| Somma Vesuviana to Clusone | 412.92 mi (664.54 km) |
| Somma Vesuviana to Coccaglio | 394.12 mi (634.27 km) |
| Somma Vesuviana to Codigoro | 297.80 mi (479.26 km) |
| Somma Vesuviana to Codogno | 380.51 mi (612.37 km) |
| Somma Vesuviana to Codroipo | 359.20 mi (578.07 km) |
| Somma Vesuviana to Cogoleto | 381.54 mi (614.02 km) |
| Somma Vesuviana to Colle di Val d'Elsa | 243.16 mi (391.33 km) |
| Somma Vesuviana to Colle Salvetti | 276.38 mi (444.79 km) |
| Somma Vesuviana to Collecchio | 342.72 mi (551.56 km) |
| Somma Vesuviana to Colleferro | 94.71 mi (152.43 km) |
