| Alpena to Mombris | 4,042.94 mi (6,506.49 km) |
| Alpena to Monchengladbach | 3,899.85 mi (6,276.20 km) |
| Alpena to Monschau | 3,916.88 mi (6,303.61 km) |
| Alpena to Montabaur | 3,979.45 mi (6,404.31 km) |
| Alpena to Moosburg | 4,208.61 mi (6,773.11 km) |
| Alpena to Morbach | 3,976.68 mi (6,399.85 km) |
| Alpena to Morfelden-Walldorf | 4,024.07 mi (6,476.11 km) |
| Alpena to Morlenbach | 4,045.25 mi (6,510.21 km) |
| Alpena to Morsbach | 3,959.25 mi (6,371.79 km) |
| Alpena to Mosbach | 4,070.07 mi (6,550.14 km) |
| Alpena to Mosigkau | 4,083.54 mi (6,571.82 km) |
| Alpena to Mossingen | 4,103.97 mi (6,604.71 km) |
| Alpena to Much | 3,945.78 mi (6,350.12 km) |
| Alpena to Mucheln | 4,089.45 mi (6,581.33 km) |
| Alpena to Muhlacker | 4,074.39 mi (6,557.09 km) |
