| Herk-de-Stad to Marco de Canavezes | 925.74 mi (1,489.84 km) |
| Herk-de-Stad to Marinha Grande | 1,029.28 mi (1,656.46 km) |
| Herk-de-Stad to Massama | 1,095.59 mi (1,763.18 km) |
| Herk-de-Stad to Matosinhos | 943.85 mi (1,518.97 km) |
| Herk-de-Stad to Mealhada | 978.95 mi (1,575.47 km) |
| Herk-de-Stad to Melgaco | 880.35 mi (1,416.78 km) |
| Herk-de-Stad to Melres | 940.18 mi (1,513.07 km) |
| Herk-de-Stad to Mira | 985.31 mi (1,585.70 km) |
| Herk-de-Stad to Miranda do Corvo | 990.92 mi (1,594.73 km) |
| Herk-de-Stad to Mirandela | 878.24 mi (1,413.39 km) |
| Herk-de-Stad to Mogadouro | 872.08 mi (1,403.48 km) |
| Herk-de-Stad to Moimenta da Beira | 919.62 mi (1,479.98 km) |
| Herk-de-Stad to Moita | 1,092.69 mi (1,758.51 km) |
| Herk-de-Stad to Moncao | 889.86 mi (1,432.09 km) |
| Herk-de-Stad to Montalegre | 879.80 mi (1,415.90 km) |
