| Meru to Marco de Canavezes | 747.12 mi (1,202.37 km) |
| Meru to Marinha Grande | 850.91 mi (1,369.40 km) |
| Meru to Massama | 917.56 mi (1,476.67 km) |
| Meru to Matosinhos | 765.15 mi (1,231.39 km) |
| Meru to Mealhada | 800.52 mi (1,288.31 km) |
| Meru to Melgaco | 701.72 mi (1,129.31 km) |
| Meru to Melres | 761.53 mi (1,225.56 km) |
| Meru to Mira | 806.74 mi (1,298.33 km) |
| Meru to Miranda do Corvo | 812.70 mi (1,307.91 km) |
| Meru to Mirandela | 699.89 mi (1,126.37 km) |
| Meru to Mogadouro | 694.20 mi (1,117.21 km) |
| Meru to Moimenta da Beira | 741.31 mi (1,193.03 km) |
| Meru to Moita | 914.96 mi (1,472.48 km) |
| Meru to Moncao | 711.28 mi (1,144.69 km) |
| Meru to Montalegre | 701.11 mi (1,128.33 km) |
