| Nettuno to Montevarchi | 153.02 mi (246.27 km) |
| Nettuno to Monticello Conte Otto | 290.69 mi (467.81 km) |
| Nettuno to Montichiari | 295.75 mi (475.96 km) |
| Nettuno to Montignoso | 217.08 mi (349.36 km) |
| Nettuno to Montopoli in Val d'Arno | 180.59 mi (290.64 km) |
| Nettuno to Monza | 331.30 mi (533.17 km) |
| Nettuno to Morbegno | 357.50 mi (575.35 km) |
| Nettuno to Mori | 314.31 mi (505.83 km) |
| Nettuno to Morlupo | 47.50 mi (76.45 km) |
| Nettuno to Morrovalle | 136.11 mi (219.05 km) |
| Nettuno to Mortara | 327.09 mi (526.40 km) |
| Nettuno to Mosciano Sant'Angelo | 108.40 mi (174.45 km) |
| Nettuno to Motta di Livenza | 298.01 mi (479.61 km) |
| Nettuno to Motta Sant'Anastasia | 300.23 mi (483.18 km) |
| Nettuno to Mottola | 234.67 mi (377.66 km) |
