| Langen to Monchengladbach | 129.08 mi (207.73 km) |
| Langen to Monschau | 113.65 mi (182.90 km) |
| Langen to Montabaur | 48.66 mi (78.30 km) |
| Langen to Moosburg | 180.83 mi (291.01 km) |
| Langen to Morbach | 69.93 mi (112.55 km) |
| Langen to Morfelden-Walldorf | 3.88 mi (6.24 km) |
| Langen to Morlenbach | 26.74 mi (43.03 km) |
| Langen to Morsbach | 73.99 mi (119.07 km) |
| Langen to Mosbach | 48.60 mi (78.22 km) |
| Langen to Mosigkau | 201.17 mi (323.75 km) |
| Langen to Mossingen | 110.37 mi (177.63 km) |
| Langen to Much | 85.23 mi (137.17 km) |
| Langen to Mucheln | 164.68 mi (265.02 km) |
| Langen to Muhlacker | 71.81 mi (115.57 km) |
| Langen to Muhldorf | 211.68 mi (340.67 km) |
