| Piraeus to Cervello | 1,174.57 mi (1,890.29 km) |
| Piraeus to Cervera | 1,211.56 mi (1,949.82 km) |
| Piraeus to Ceuti | 1,352.48 mi (2,176.61 km) |
| Piraeus to Cheste | 1,312.09 mi (2,111.60 km) |
| Piraeus to Chiclana de la Frontera | 1,636.72 mi (2,634.04 km) |
| Piraeus to Chipiona | 1,647.37 mi (2,651.18 km) |
| Piraeus to Chiva | 1,314.00 mi (2,114.68 km) |
| Piraeus to Churriana de la Vega | 1,491.01 mi (2,399.55 km) |
| Piraeus to Ciempozuelos | 1,465.17 mi (2,357.96 km) |
| Piraeus to Cieza | 1,359.01 mi (2,187.11 km) |
| Piraeus to Cisterniga | 1,518.51 mi (2,443.80 km) |
| Piraeus to Ciudad de Melilla | 1,481.25 mi (2,383.85 km) |
| Piraeus to Ciudad Real | 1,487.25 mi (2,393.50 km) |
| Piraeus to Ciudad-Rodrigo | 1,617.05 mi (2,602.40 km) |
| Piraeus to Cocentaina | 1,302.71 mi (2,096.51 km) |
