| Pornichet to Cosenza | 1,080.95 mi (1,739.62 km) |
| Pornichet to Cossato | 513.62 mi (826.60 km) |
| Pornichet to Costa Volpino | 598.68 mi (963.49 km) |
| Pornichet to Creazzo | 668.52 mi (1,075.87 km) |
| Pornichet to Crema | 587.93 mi (946.18 km) |
| Pornichet to Cremona | 609.07 mi (980.21 km) |
| Pornichet to Crevalcore | 670.13 mi (1,078.47 km) |
| Pornichet to Crispiano | 1,073.38 mi (1,727.43 km) |
| Pornichet to Crosia | 1,092.42 mi (1,758.07 km) |
| Pornichet to Crotone | 1,127.16 mi (1,813.98 km) |
| Pornichet to Cuneo | 515.68 mi (829.91 km) |
| Pornichet to Cuorgne | 493.54 mi (794.28 km) |
| Pornichet to Cusano Milanino | 561.08 mi (902.97 km) |
| Pornichet to Cutro | 1,123.45 mi (1,808.02 km) |
| Pornichet to Cutrofiano | 1,134.24 mi (1,825.38 km) |
