| Neu Isenburg to Mombris | 20.73 mi (33.37 km) |
| Neu Isenburg to Monchengladbach | 127.21 mi (204.72 km) |
| Neu Isenburg to Monschau | 113.44 mi (182.57 km) |
| Neu Isenburg to Montabaur | 47.00 mi (75.64 km) |
| Neu Isenburg to Moosburg | 182.25 mi (293.30 km) |
| Neu Isenburg to Morbach | 72.24 mi (116.25 km) |
| Neu Isenburg to Morfelden-Walldorf | 6.23 mi (10.02 km) |
| Neu Isenburg to Morlenbach | 31.20 mi (50.22 km) |
| Neu Isenburg to Morsbach | 71.10 mi (114.42 km) |
| Neu Isenburg to Mosbach | 52.18 mi (83.98 km) |
| Neu Isenburg to Mosigkau | 197.05 mi (317.12 km) |
| Neu Isenburg to Mossingen | 114.70 mi (184.59 km) |
| Neu Isenburg to Much | 82.78 mi (133.22 km) |
| Neu Isenburg to Mucheln | 160.86 mi (258.88 km) |
| Neu Isenburg to Muhlacker | 76.26 mi (122.73 km) |
