| Grefrath to Muhlhausen | 178.57 mi (287.38 km) |
| Grefrath to Muhlhausen | 177.78 mi (286.11 km) |
| Grefrath to Mulheim | 24.19 mi (38.94 km) |
| Grefrath to Mulheim-Karlich | 82.69 mi (133.08 km) |
| Grefrath to Mullheim | 251.09 mi (404.10 km) |
| Grefrath to Mulsen | 273.81 mi (440.65 km) |
| Grefrath to Munchberg | 249.69 mi (401.84 km) |
| Grefrath to Munich | 321.53 mi (517.46 km) |
| Grefrath to Munsingen | 245.98 mi (395.87 km) |
| Grefrath to Munster | 147.90 mi (238.02 km) |
| Grefrath to Munster | 70.04 mi (112.72 km) |
| Grefrath to Murnau am Staffelsee | 333.36 mi (536.49 km) |
| Grefrath to Murrhardt | 216.94 mi (349.14 km) |
| Grefrath to Mutterstadt | 158.16 mi (254.53 km) |
| Grefrath to Nagold | 219.64 mi (353.48 km) |
