| Midway to Mangualde | 4,363.95 mi (7,023.09 km) |
| Midway to Marco de Canavezes | 4,332.25 mi (6,972.08 km) |
| Midway to Marinha Grande | 4,323.56 mi (6,958.10 km) |
| Midway to Massama | 4,327.68 mi (6,964.74 km) |
| Midway to Matosinhos | 4,304.99 mi (6,928.22 km) |
| Midway to Mealhada | 4,334.30 mi (6,975.39 km) |
| Midway to Melgaco | 4,307.08 mi (6,931.58 km) |
| Midway to Melres | 4,322.31 mi (6,956.09 km) |
| Midway to Mira | 4,319.06 mi (6,950.86 km) |
| Midway to Miranda do Corvo | 4,346.24 mi (6,994.60 km) |
| Midway to Mirandela | 4,373.59 mi (7,038.62 km) |
| Midway to Mogadouro | 4,399.77 mi (7,080.74 km) |
| Midway to Moimenta da Beira | 4,363.16 mi (7,021.83 km) |
| Midway to Moita | 4,344.93 mi (6,992.49 km) |
| Midway to Moncao | 4,297.52 mi (6,916.20 km) |
