| Heerlen to Lubbeek | 49.78 mi (80.11 km) |
| Heerlen to Lummen | 34.80 mi (56.01 km) |
| Heerlen to Maaseik | 17.38 mi (27.97 km) |
| Heerlen to Machelen | 67.42 mi (108.51 km) |
| Heerlen to Maldegem | 112.91 mi (181.72 km) |
| Heerlen to Malmedy | 32.27 mi (51.94 km) |
| Heerlen to Manage | 81.04 mi (130.43 km) |
| Heerlen to Marche-en-Famenne | 54.18 mi (87.20 km) |
| Heerlen to Mariakerke | 101.21 mi (162.89 km) |
| Heerlen to Mechelen | 66.16 mi (106.47 km) |
| Heerlen to Mechelen-aan-de-Maas | 14.52 mi (23.37 km) |
| Heerlen to Meerhout | 42.77 mi (68.83 km) |
| Heerlen to Meise | 71.97 mi (115.82 km) |
| Heerlen to Melle | 95.39 mi (153.52 km) |
| Heerlen to Melsele | 77.51 mi (124.73 km) |
