| Mettlach to Monchengladbach | 118.25 mi (190.31 km) |
| Mettlach to Monschau | 75.35 mi (121.26 km) |
| Mettlach to Montabaur | 85.16 mi (137.05 km) |
| Mettlach to Moosburg | 252.07 mi (405.67 km) |
| Mettlach to Morbach | 32.31 mi (52.01 km) |
| Mettlach to Morfelden-Walldorf | 95.37 mi (153.48 km) |
| Mettlach to Morlenbach | 96.21 mi (154.83 km) |
| Mettlach to Morsbach | 107.14 mi (172.42 km) |
| Mettlach to Mosbach | 114.98 mi (185.05 km) |
| Mettlach to Mosigkau | 295.01 mi (474.78 km) |
| Mettlach to Mossingen | 134.47 mi (216.41 km) |
| Mettlach to Much | 104.66 mi (168.44 km) |
| Mettlach to Mucheln | 260.92 mi (419.91 km) |
| Mettlach to Muhlacker | 107.88 mi (173.62 km) |
| Mettlach to Muhldorf | 282.65 mi (454.88 km) |
