| Nettuno to Cognac | 711.97 mi (1,145.80 km) |
| Nettuno to Cogolin | 336.63 mi (541.75 km) |
| Nettuno to Colmar | 525.77 mi (846.15 km) |
| Nettuno to Colombes | 721.64 mi (1,161.36 km) |
| Nettuno to Colomiers | 595.03 mi (957.61 km) |
| Nettuno to Combs-la-Ville | 699.52 mi (1,125.78 km) |
| Nettuno to Comines | 790.04 mi (1,271.45 km) |
| Nettuno to Compiegne | 726.31 mi (1,168.89 km) |
| Nettuno to Concarneau | 924.76 mi (1,488.26 km) |
| Nettuno to Conde-sur-l'Escaut | 757.22 mi (1,218.63 km) |
| Nettuno to Conflans-Sainte-Honorine | 730.32 mi (1,175.34 km) |
| Nettuno to Corbas | 484.78 mi (780.18 km) |
| Nettuno to Corbeil-Essonnes | 699.64 mi (1,125.96 km) |
| Nettuno to Cormeilles-en-Parisis | 725.67 mi (1,167.85 km) |
| Nettuno to Cosne sur Loire | 631.29 mi (1,015.96 km) |
