| Piraeus to Corbetta | 918.35 mi (1,477.94 km) |
| Piraeus to Corciano | 695.25 mi (1,118.90 km) |
| Piraeus to Cordenons | 789.12 mi (1,269.96 km) |
| Piraeus to Cori | 624.03 mi (1,004.27 km) |
| Piraeus to Coriano | 709.97 mi (1,142.59 km) |
| Piraeus to Corigliano Calabro | 400.66 mi (644.80 km) |
| Piraeus to Corleone | 564.05 mi (907.75 km) |
| Piraeus to Cormano | 910.69 mi (1,465.61 km) |
| Piraeus to Cornaredo | 914.56 mi (1,471.85 km) |
| Piraeus to Cornate d'Adda | 901.74 mi (1,451.21 km) |
| Piraeus to Cornedo Vicentino | 824.51 mi (1,326.92 km) |
| Piraeus to Correggio | 815.53 mi (1,312.47 km) |
| Piraeus to Corridonia | 644.94 mi (1,037.93 km) |
| Piraeus to Corsico | 908.77 mi (1,462.53 km) |
| Piraeus to Cortona | 712.97 mi (1,147.41 km) |
