| Grez-Doiceau to Monchengladbach | 82.02 mi (132.00 km) |
| Grez-Doiceau to Monschau | 69.23 mi (111.42 km) |
| Grez-Doiceau to Montabaur | 138.63 mi (223.10 km) |
| Grez-Doiceau to Moosburg | 359.57 mi (578.68 km) |
| Grez-Doiceau to Morbach | 124.08 mi (199.69 km) |
| Grez-Doiceau to Morfelden-Walldorf | 178.46 mi (287.21 km) |
| Grez-Doiceau to Morlenbach | 195.07 mi (313.93 km) |
| Grez-Doiceau to Morsbach | 132.05 mi (212.51 km) |
| Grez-Doiceau to Mosbach | 219.13 mi (352.65 km) |
| Grez-Doiceau to Mosigkau | 334.14 mi (537.75 km) |
| Grez-Doiceau to Mossingen | 252.85 mi (406.93 km) |
| Grez-Doiceau to Much | 118.52 mi (190.73 km) |
| Grez-Doiceau to Mucheln | 310.96 mi (500.44 km) |
| Grez-Doiceau to Muhlacker | 221.76 mi (356.89 km) |
| Grez-Doiceau to Muhldorf | 390.65 mi (628.69 km) |
