| Port Washington to Cognac | 3,574.40 mi (5,752.45 km) |
| Port Washington to Cogolin | 3,952.07 mi (6,360.25 km) |
| Port Washington to Colmar | 3,840.12 mi (6,180.07 km) |
| Port Washington to Colombes | 3,602.60 mi (5,797.82 km) |
| Port Washington to Colomiers | 3,707.22 mi (5,966.20 km) |
| Port Washington to Combs-la-Ville | 3,622.11 mi (5,829.22 km) |
| Port Washington to Comines | 3,588.14 mi (5,774.55 km) |
| Port Washington to Compiegne | 3,614.08 mi (5,816.29 km) |
| Port Washington to Concarneau | 3,362.20 mi (5,410.94 km) |
| Port Washington to Conde-sur-l'Escaut | 3,619.72 mi (5,825.38 km) |
| Port Washington to Conflans-Sainte-Honorine | 3,594.18 mi (5,784.28 km) |
| Port Washington to Corbas | 3,806.00 mi (6,125.17 km) |
| Port Washington to Corbeil-Essonnes | 3,620.26 mi (5,826.24 km) |
| Port Washington to Cormeilles-en-Parisis | 3,599.17 mi (5,792.31 km) |
| Port Washington to Cosne sur Loire | 3,671.02 mi (5,907.94 km) |
