| Nettuno to Manerbio | 297.91 mi (479.45 km) |
| Nettuno to Manfredonia | 168.43 mi (271.07 km) |
| Nettuno to Maniago | 324.75 mi (522.63 km) |
| Nettuno to Mantova | 271.79 mi (437.41 km) |
| Nettuno to Maranello | 230.56 mi (371.06 km) |
| Nettuno to Marano di Napoli | 88.05 mi (141.70 km) |
| Nettuno to Marano Vicentino | 298.92 mi (481.07 km) |
| Nettuno to Marcianise | 89.97 mi (144.80 km) |
| Nettuno to Marcon | 283.02 mi (455.48 km) |
| Nettuno to Mareno di Piave | 302.64 mi (487.05 km) |
| Nettuno to Margherita di Savoia | 180.60 mi (290.66 km) |
| Nettuno to Mariano Comense | 340.43 mi (547.87 km) |
| Nettuno to Marigliano | 99.76 mi (160.55 km) |
| Nettuno to Marino | 20.73 mi (33.36 km) |
| Nettuno to Marostica | 299.93 mi (482.70 km) |
