| Portales to Mechernich | 5,200.07 mi (8,368.71 km) |
| Portales to Meckenbeuren | 5,426.77 mi (8,733.55 km) |
| Portales to Meckenheim | 5,211.60 mi (8,387.26 km) |
| Portales to Meerane | 5,388.36 mi (8,671.73 km) |
| Portales to Meerbusch | 5,173.30 mi (8,325.62 km) |
| Portales to Meine | 5,257.11 mi (8,460.50 km) |
| Portales to Meinerzhagen | 5,213.05 mi (8,389.59 km) |
| Portales to Meiningen | 5,332.81 mi (8,582.33 km) |
| Portales to Meissen | 5,407.75 mi (8,702.94 km) |
| Portales to Meitingen | 5,435.64 mi (8,747.81 km) |
| Portales to Melle | 5,191.72 mi (8,355.26 km) |
| Portales to Melsungen | 5,278.10 mi (8,494.28 km) |
| Portales to Memmelsdorf | 5,378.17 mi (8,655.32 km) |
| Portales to Memmingen | 5,436.46 mi (8,749.14 km) |
| Portales to Mendig | 5,231.62 mi (8,419.47 km) |
