| Piraeus to Busto Garolfo | 922.37 mi (1,484.41 km) |
| Piraeus to Cabras | 822.76 mi (1,324.11 km) |
| Piraeus to Cadelbosco di Sopra | 823.10 mi (1,324.65 km) |
| Piraeus to Cadoneghe | 794.92 mi (1,279.29 km) |
| Piraeus to Cagli | 692.93 mi (1,115.17 km) |
| Piraeus to Cagliari | 789.20 mi (1,270.09 km) |
| Piraeus to Cairo Montenotte | 913.78 mi (1,470.59 km) |
| Piraeus to Caivano | 539.89 mi (868.86 km) |
| Piraeus to Calcinaia | 787.07 mi (1,266.67 km) |
| Piraeus to Calcinato | 855.80 mi (1,377.28 km) |
| Piraeus to Calderara di Reno | 787.88 mi (1,267.97 km) |
| Piraeus to Caldogno | 818.17 mi (1,316.72 km) |
| Piraeus to Calenzano | 768.31 mi (1,236.48 km) |
| Piraeus to Calolziocorte | 908.52 mi (1,462.11 km) |
| Piraeus to Caltagirone | 502.26 mi (808.32 km) |
