| Marigliano to Marco de Canavezes | 1,174.25 mi (1,889.77 km) |
| Marigliano to Marinha Grande | 1,230.47 mi (1,980.24 km) |
| Marigliano to Massama | 1,263.58 mi (2,033.54 km) |
| Marigliano to Matosinhos | 1,202.65 mi (1,935.48 km) |
| Marigliano to Mealhada | 1,197.47 mi (1,927.14 km) |
| Marigliano to Melgaco | 1,174.46 mi (1,890.10 km) |
| Marigliano to Melres | 1,188.13 mi (1,912.11 km) |
| Marigliano to Mira | 1,211.62 mi (1,949.92 km) |
| Marigliano to Miranda do Corvo | 1,194.71 mi (1,922.70 km) |
| Marigliano to Mirandela | 1,122.12 mi (1,805.87 km) |
| Marigliano to Mogadouro | 1,099.12 mi (1,768.86 km) |
| Marigliano to Moimenta da Beira | 1,148.20 mi (1,847.85 km) |
| Marigliano to Moita | 1,250.22 mi (2,012.04 km) |
| Marigliano to Moncao | 1,185.57 mi (1,907.98 km) |
| Marigliano to Montalegre | 1,151.54 mi (1,853.22 km) |
