| Somma Lombardo to Cortona | 232.23 mi (373.74 km) |
| Somma Lombardo to Cosenza | 584.67 mi (940.94 km) |
| Somma Lombardo to Cossato | 27.00 mi (43.45 km) |
| Somma Lombardo to Costa Volpino | 68.21 mi (109.78 km) |
| Somma Lombardo to Creazzo | 134.92 mi (217.14 km) |
| Somma Lombardo to Crema | 52.38 mi (84.30 km) |
| Somma Lombardo to Cremona | 75.01 mi (120.72 km) |
| Somma Lombardo to Crevalcore | 136.69 mi (219.99 km) |
| Somma Lombardo to Crispiano | 554.83 mi (892.91 km) |
| Somma Lombardo to Crosia | 588.30 mi (946.77 km) |
| Somma Lombardo to Crotone | 625.78 mi (1,007.10 km) |
| Somma Lombardo to Cuneo | 105.93 mi (170.47 km) |
| Somma Lombardo to Cuorgne | 54.72 mi (88.07 km) |
| Somma Lombardo to Cusano Milanino | 25.11 mi (40.41 km) |
| Somma Lombardo to Cutro | 623.80 mi (1,003.91 km) |
