| Parvomay to Marco de Canavezes | 1,713.05 mi (2,756.88 km) |
| Parvomay to Marinha Grande | 1,778.27 mi (2,861.86 km) |
| Parvomay to Massama | 1,816.26 mi (2,922.99 km) |
| Parvomay to Matosinhos | 1,740.87 mi (2,801.66 km) |
| Parvomay to Mealhada | 1,741.81 mi (2,803.17 km) |
| Parvomay to Melgaco | 1,705.15 mi (2,744.18 km) |
| Parvomay to Melres | 1,727.58 mi (2,780.27 km) |
| Parvomay to Mira | 1,755.30 mi (2,824.89 km) |
| Parvomay to Miranda do Corvo | 1,741.04 mi (2,801.94 km) |
| Parvomay to Mirandela | 1,659.43 mi (2,670.59 km) |
| Parvomay to Mogadouro | 1,638.17 mi (2,636.38 km) |
| Parvomay to Moimenta da Beira | 1,689.15 mi (2,718.42 km) |
| Parvomay to Moita | 1,803.70 mi (2,902.78 km) |
| Parvomay to Moncao | 1,716.46 mi (2,762.38 km) |
| Parvomay to Montalegre | 1,685.33 mi (2,712.27 km) |
