| Pornic to Cosenza | 1,066.60 mi (1,716.52 km) |
| Pornic to Cossato | 501.03 mi (806.33 km) |
| Pornic to Costa Volpino | 586.77 mi (944.32 km) |
| Pornic to Creazzo | 656.55 mi (1,056.62 km) |
| Pornic to Crema | 575.46 mi (926.11 km) |
| Pornic to Cremona | 596.45 mi (959.89 km) |
| Pornic to Crevalcore | 657.38 mi (1,057.95 km) |
| Pornic to Crispiano | 1,059.58 mi (1,705.23 km) |
| Pornic to Crosia | 1,078.21 mi (1,735.22 km) |
| Pornic to Crotone | 1,112.87 mi (1,791.00 km) |
| Pornic to Cuneo | 501.81 mi (807.59 km) |
| Pornic to Cuorgne | 480.63 mi (773.50 km) |
| Pornic to Cusano Milanino | 548.69 mi (883.03 km) |
| Pornic to Cutro | 1,109.13 mi (1,784.98 km) |
| Pornic to Cutrofiano | 1,120.44 mi (1,803.17 km) |
