| Somma Vesuviana to Cortona | 208.16 mi (335.01 km) |
| Somma Vesuviana to Cosenza | 144.87 mi (233.15 km) |
| Somma Vesuviana to Cossato | 452.35 mi (727.98 km) |
| Somma Vesuviana to Costa Volpino | 405.87 mi (653.18 km) |
| Somma Vesuviana to Creazzo | 354.66 mi (570.77 km) |
| Somma Vesuviana to Crema | 392.14 mi (631.09 km) |
| Somma Vesuviana to Cremona | 368.90 mi (593.68 km) |
| Somma Vesuviana to Crevalcore | 313.49 mi (504.52 km) |
| Somma Vesuviana to Crispiano | 147.60 mi (237.54 km) |
| Somma Vesuviana to Crosia | 152.46 mi (245.37 km) |
| Somma Vesuviana to Crotone | 188.17 mi (302.83 km) |
| Somma Vesuviana to Cuneo | 425.69 mi (685.08 km) |
| Somma Vesuviana to Cuorgne | 462.87 mi (744.92 km) |
| Somma Vesuviana to Cusano Milanino | 417.46 mi (671.84 km) |
| Somma Vesuviana to Cutro | 185.28 mi (298.18 km) |
