| Porto de Mos to Cortona | 1,104.01 mi (1,776.74 km) |
| Porto de Mos to Cosenza | 1,333.20 mi (2,145.58 km) |
| Porto de Mos to Cossato | 954.73 mi (1,536.49 km) |
| Porto de Mos to Costa Volpino | 1,048.95 mi (1,688.12 km) |
| Porto de Mos to Creazzo | 1,107.52 mi (1,782.38 km) |
| Porto de Mos to Crema | 1,020.36 mi (1,642.12 km) |
| Porto de Mos to Cremona | 1,032.37 mi (1,661.44 km) |
| Porto de Mos to Crevalcore | 1,078.70 mi (1,736.00 km) |
| Porto de Mos to Crispiano | 1,373.50 mi (2,210.43 km) |
| Porto de Mos to Crosia | 1,357.70 mi (2,185.01 km) |
| Porto de Mos to Crotone | 1,381.43 mi (2,223.19 km) |
| Porto de Mos to Cuneo | 901.13 mi (1,450.23 km) |
| Porto de Mos to Cuorgne | 927.03 mi (1,491.91 km) |
| Porto de Mos to Cusano Milanino | 1,000.94 mi (1,610.86 km) |
| Porto de Mos to Cutro | 1,374.93 mi (2,212.73 km) |
