| Heerlen to Mombris | 150.91 mi (242.86 km) |
| Heerlen to Monchengladbach | 29.34 mi (47.22 km) |
| Heerlen to Monschau | 25.33 mi (40.77 km) |
| Heerlen to Montabaur | 86.38 mi (139.01 km) |
| Heerlen to Moosburg | 313.95 mi (505.25 km) |
| Heerlen to Morbach | 89.04 mi (143.29 km) |
| Heerlen to Morfelden-Walldorf | 129.66 mi (208.66 km) |
| Heerlen to Morlenbach | 150.58 mi (242.34 km) |
| Heerlen to Morsbach | 75.58 mi (121.64 km) |
| Heerlen to Mosbach | 175.57 mi (282.55 km) |
| Heerlen to Mosigkau | 277.43 mi (446.49 km) |
| Heerlen to Mossingen | 219.52 mi (353.28 km) |
| Heerlen to Much | 61.78 mi (99.42 km) |
| Heerlen to Mucheln | 253.99 mi (408.76 km) |
| Heerlen to Muhlacker | 184.33 mi (296.66 km) |
