| Mariestad to Mangualde | 1,564.74 mi (2,518.20 km) |
| Mariestad to Marco de Canavezes | 1,540.43 mi (2,479.08 km) |
| Mariestad to Marinha Grande | 1,646.70 mi (2,650.11 km) |
| Mariestad to Massama | 1,715.45 mi (2,760.75 km) |
| Mariestad to Matosinhos | 1,555.18 mi (2,502.83 km) |
| Mariestad to Mealhada | 1,596.03 mi (2,568.56 km) |
| Mariestad to Melgaco | 1,488.56 mi (2,395.61 km) |
| Mariestad to Melres | 1,554.02 mi (2,500.95 km) |
| Mariestad to Mira | 1,600.56 mi (2,575.85 km) |
| Mariestad to Miranda do Corvo | 1,609.93 mi (2,590.93 km) |
| Mariestad to Mirandela | 1,496.92 mi (2,409.06 km) |
| Mariestad to Mogadouro | 1,493.99 mi (2,404.34 km) |
| Mariestad to Moimenta da Beira | 1,538.40 mi (2,475.82 km) |
| Mariestad to Moita | 1,714.33 mi (2,758.94 km) |
| Mariestad to Moncao | 1,496.93 mi (2,409.07 km) |
