| Herten to Marco de Canavezes | 1,020.06 mi (1,641.62 km) |
| Herten to Marinha Grande | 1,122.97 mi (1,807.25 km) |
| Herten to Massama | 1,188.71 mi (1,913.05 km) |
| Herten to Matosinhos | 1,038.59 mi (1,671.45 km) |
| Herten to Mealhada | 1,072.79 mi (1,726.48 km) |
| Herten to Melgaco | 975.54 mi (1,569.98 km) |
| Herten to Melres | 1,034.59 mi (1,665.02 km) |
| Herten to Mira | 1,079.44 mi (1,737.19 km) |
| Herten to Miranda do Corvo | 1,084.37 mi (1,745.13 km) |
| Herten to Mirandela | 971.96 mi (1,564.22 km) |
| Herten to Mogadouro | 965.13 mi (1,553.23 km) |
| Herten to Moimenta da Beira | 1,013.24 mi (1,630.65 km) |
| Herten to Moita | 1,185.42 mi (1,907.75 km) |
| Herten to Moncao | 985.15 mi (1,585.45 km) |
| Herten to Montalegre | 974.40 mi (1,568.15 km) |
