| Opwijk to Monchengladbach | 98.98 mi (159.29 km) |
| Opwijk to Monschau | 94.85 mi (152.65 km) |
| Opwijk to Montabaur | 163.52 mi (263.16 km) |
| Opwijk to Moosburg | 386.65 mi (622.26 km) |
| Opwijk to Morbach | 151.67 mi (244.09 km) |
| Opwijk to Morfelden-Walldorf | 204.61 mi (329.29 km) |
| Opwijk to Morlenbach | 222.09 mi (357.43 km) |
| Opwijk to Morsbach | 154.05 mi (247.93 km) |
| Opwijk to Mosbach | 246.33 mi (396.43 km) |
| Opwijk to Mosigkau | 351.94 mi (566.39 km) |
| Opwijk to Mossingen | 280.55 mi (451.50 km) |
| Opwijk to Much | 140.08 mi (225.43 km) |
| Opwijk to Mucheln | 330.89 mi (532.51 km) |
| Opwijk to Muhlacker | 249.43 mi (401.42 km) |
| Opwijk to Muhldorf | 417.73 mi (672.27 km) |
