| Martigny to Mangualde | 834.35 mi (1,342.75 km) |
| Martigny to Marco de Canavezes | 831.47 mi (1,338.12 km) |
| Martigny to Marinha Grande | 918.36 mi (1,477.95 km) |
| Martigny to Massama | 972.88 mi (1,565.70 km) |
| Martigny to Matosinhos | 856.50 mi (1,378.41 km) |
| Martigny to Mealhada | 873.13 mi (1,405.17 km) |
| Martigny to Melgaco | 807.37 mi (1,299.33 km) |
| Martigny to Melres | 846.76 mi (1,362.73 km) |
| Martigny to Mira | 883.99 mi (1,422.64 km) |
| Martigny to Miranda do Corvo | 878.50 mi (1,413.81 km) |
| Martigny to Mirandela | 777.43 mi (1,251.15 km) |
| Martigny to Mogadouro | 761.67 mi (1,225.79 km) |
| Martigny to Moimenta da Beira | 814.27 mi (1,310.44 km) |
| Martigny to Moita | 964.78 mi (1,552.66 km) |
| Martigny to Moncao | 818.54 mi (1,317.32 km) |
