| Marinha Grande to Cortona | 1,106.34 mi (1,780.48 km) |
| Marinha Grande to Cosenza | 1,338.07 mi (2,153.42 km) |
| Marinha Grande to Cossato | 954.77 mi (1,536.56 km) |
| Marinha Grande to Costa Volpino | 1,049.13 mi (1,688.42 km) |
| Marinha Grande to Creazzo | 1,108.13 mi (1,783.37 km) |
| Marinha Grande to Crema | 1,020.84 mi (1,642.89 km) |
| Marinha Grande to Cremona | 1,033.09 mi (1,662.59 km) |
| Marinha Grande to Crevalcore | 1,079.88 mi (1,737.90 km) |
| Marinha Grande to Crispiano | 1,377.56 mi (2,216.98 km) |
| Marinha Grande to Crosia | 1,362.38 mi (2,192.54 km) |
| Marinha Grande to Crotone | 1,386.35 mi (2,231.12 km) |
| Marinha Grande to Cuneo | 902.08 mi (1,451.75 km) |
| Marinha Grande to Cuorgne | 927.12 mi (1,492.05 km) |
| Marinha Grande to Cusano Milanino | 1,001.19 mi (1,611.26 km) |
| Marinha Grande to Cutro | 1,379.89 mi (2,220.72 km) |
