| Nettuno to Coin | 989.31 mi (1,592.14 km) |
| Nettuno to Colindres | 831.20 mi (1,337.69 km) |
| Nettuno to Collado-Villalba | 869.42 mi (1,399.20 km) |
| Nettuno to Colmenar Viejo | 856.59 mi (1,378.54 km) |
| Nettuno to Colmenarejo | 870.69 mi (1,401.23 km) |
| Nettuno to Conil de la Frontera | 1,068.12 mi (1,718.97 km) |
| Nettuno to Consuegra | 865.23 mi (1,392.46 km) |
| Nettuno to Corbera de Llobregat | 555.68 mi (894.28 km) |
| Nettuno to Cordoba | 958.36 mi (1,542.33 km) |
| Nettuno to Coria del Rio | 1,038.23 mi (1,670.87 km) |
| Nettuno to Crevillente | 747.59 mi (1,203.13 km) |
| Nettuno to Cuarte de Huerva | 701.96 mi (1,129.70 km) |
| Nettuno to Cubellas | 570.18 mi (917.61 km) |
| Nettuno to Cuellar | 878.19 mi (1,413.31 km) |
| Nettuno to Cuenca | 780.38 mi (1,255.90 km) |
