| Wolfenbuttel to Marco de Canavezes | 1,160.22 mi (1,867.19 km) |
| Wolfenbuttel to Marinha Grande | 1,261.49 mi (2,030.18 km) |
| Wolfenbuttel to Massama | 1,325.82 mi (2,133.69 km) |
| Wolfenbuttel to Matosinhos | 1,179.79 mi (1,898.69 km) |
| Wolfenbuttel to Mealhada | 1,211.72 mi (1,950.08 km) |
| Wolfenbuttel to Melgaco | 1,118.03 mi (1,799.29 km) |
| Wolfenbuttel to Melres | 1,174.97 mi (1,890.94 km) |
| Wolfenbuttel to Mira | 1,219.06 mi (1,961.88 km) |
| Wolfenbuttel to Miranda do Corvo | 1,222.42 mi (1,967.30 km) |
| Wolfenbuttel to Mirandela | 1,110.84 mi (1,787.72 km) |
| Wolfenbuttel to Mogadouro | 1,102.56 mi (1,774.40 km) |
| Wolfenbuttel to Moimenta da Beira | 1,151.81 mi (1,853.66 km) |
| Wolfenbuttel to Moita | 1,321.66 mi (2,127.01 km) |
| Wolfenbuttel to Moncao | 1,127.91 mi (1,815.19 km) |
| Wolfenbuttel to Montalegre | 1,115.36 mi (1,794.99 km) |
