| Langenfeld to Monchengladbach | 23.12 mi (37.21 km) |
| Langenfeld to Monschau | 48.94 mi (78.77 km) |
| Langenfeld to Montabaur | 60.55 mi (97.45 km) |
| Langenfeld to Moosburg | 287.87 mi (463.28 km) |
| Langenfeld to Morbach | 90.12 mi (145.03 km) |
| Langenfeld to Morfelden-Walldorf | 105.32 mi (169.49 km) |
| Langenfeld to Morlenbach | 131.14 mi (211.05 km) |
| Langenfeld to Morsbach | 37.55 mi (60.43 km) |
| Langenfeld to Mosbach | 155.83 mi (250.79 km) |
| Langenfeld to Mosigkau | 232.64 mi (374.40 km) |
| Langenfeld to Mossingen | 209.54 mi (337.22 km) |
| Langenfeld to Much | 23.95 mi (38.54 km) |
| Langenfeld to Mucheln | 210.28 mi (338.42 km) |
| Langenfeld to Muhlacker | 171.58 mi (276.12 km) |
| Langenfeld to Muhldorf | 318.32 mi (512.28 km) |
