| Groningen to Mombris | 244.49 mi (393.48 km) |
| Groningen to Monchengladbach | 139.45 mi (224.43 km) |
| Groningen to Monschau | 184.04 mi (296.18 km) |
| Groningen to Montabaur | 199.40 mi (320.90 km) |
| Groningen to Moosburg | 402.91 mi (648.42 km) |
| Groningen to Morbach | 236.10 mi (379.97 km) |
| Groningen to Morfelden-Walldorf | 238.48 mi (383.79 km) |
| Groningen to Morlenbach | 266.85 mi (429.46 km) |
| Groningen to Morsbach | 169.56 mi (272.88 km) |
| Groningen to Mosbach | 289.31 mi (465.59 km) |
| Groningen to Mosigkau | 256.58 mi (412.93 km) |
| Groningen to Mossingen | 349.64 mi (562.69 km) |
| Groningen to Much | 162.81 mi (262.01 km) |
| Groningen to Mucheln | 257.83 mi (414.93 km) |
| Groningen to Muhlacker | 310.82 mi (500.22 km) |
