| Portales to Mombris | 5,310.62 mi (8,546.62 km) |
| Portales to Monchengladbach | 5,167.89 mi (8,316.91 km) |
| Portales to Monschau | 5,187.81 mi (8,348.97 km) |
| Portales to Montabaur | 5,248.11 mi (8,446.02 km) |
| Portales to Moosburg | 5,477.15 mi (8,814.62 km) |
| Portales to Morbach | 5,248.98 mi (8,447.42 km) |
| Portales to Morfelden-Walldorf | 5,293.09 mi (8,518.41 km) |
| Portales to Morlenbach | 5,315.55 mi (8,554.55 km) |
| Portales to Morsbach | 5,226.36 mi (8,411.01 km) |
| Portales to Mosbach | 5,340.56 mi (8,594.79 km) |
| Portales to Mosigkau | 5,336.96 mi (8,589.01 km) |
| Portales to Mossingen | 5,378.04 mi (8,655.11 km) |
| Portales to Much | 5,213.26 mi (8,389.94 km) |
| Portales to Mucheln | 5,346.38 mi (8,604.16 km) |
| Portales to Muhlacker | 5,346.91 mi (8,605.02 km) |
