| Oer-Erkenschwick to Mombris | 137.22 mi (220.84 km) |
| Oer-Erkenschwick to Monchengladbach | 46.63 mi (75.04 km) |
| Oer-Erkenschwick to Monschau | 86.33 mi (138.93 km) |
| Oer-Erkenschwick to Montabaur | 86.90 mi (139.86 km) |
| Oer-Erkenschwick to Moosburg | 302.02 mi (486.05 km) |
| Oer-Erkenschwick to Morbach | 126.27 mi (203.21 km) |
| Oer-Erkenschwick to Morfelden-Walldorf | 127.50 mi (205.19 km) |
| Oer-Erkenschwick to Morlenbach | 155.47 mi (250.20 km) |
| Oer-Erkenschwick to Morsbach | 57.24 mi (92.13 km) |
| Oer-Erkenschwick to Mosbach | 178.81 mi (287.77 km) |
| Oer-Erkenschwick to Mosigkau | 213.55 mi (343.68 km) |
| Oer-Erkenschwick to Mossingen | 237.50 mi (382.22 km) |
| Oer-Erkenschwick to Much | 50.54 mi (81.34 km) |
| Oer-Erkenschwick to Mucheln | 197.18 mi (317.33 km) |
| Oer-Erkenschwick to Muhlacker | 198.78 mi (319.90 km) |
