| Nettuno to Huelva | 1,085.03 mi (1,746.19 km) |
| Nettuno to Huercal de Almeria | 867.11 mi (1,395.47 km) |
| Nettuno to Huercal-Overa | 827.46 mi (1,331.66 km) |
| Nettuno to Huesca | 674.80 mi (1,085.99 km) |
| Nettuno to Huetor Vega | 915.98 mi (1,474.13 km) |
| Nettuno to Huetor-Tajar | 938.91 mi (1,511.03 km) |
| Nettuno to Humanes de Madrid | 864.67 mi (1,391.55 km) |
| Nettuno to Ibi | 726.52 mi (1,169.22 km) |
| Nettuno to Ibiza | 618.20 mi (994.90 km) |
| Nettuno to Icod de los Vinos | 1,881.49 mi (3,027.97 km) |
| Nettuno to Igualada | 571.05 mi (919.02 km) |
| Nettuno to Illescas | 866.80 mi (1,394.98 km) |
| Nettuno to Inca | 525.33 mi (845.44 km) |
| Nettuno to Ingenio | 1,837.96 mi (2,957.92 km) |
| Nettuno to Irun | 747.78 mi (1,203.44 km) |
