| Portimao to Mountain Brook (Alabama) | 4,285.69 mi (6,897.15 km) |
| Portimao to Mountain Home (Arkansas) | 4,473.85 mi (7,199.96 km) |
| Portimao to Mountain Home (Idaho) | 5,254.36 mi (8,456.07 km) |
| Portimao to Mountain House (California) | 5,728.43 mi (9,219.02 km) |
| Portimao to Mountain Park (Georgia) | 4,141.10 mi (6,664.46 km) |
| Portimao to Mountain Top (Pennsylvania) | 3,529.39 mi (5,680.00 km) |
| Portimao to Mountain View (California) | 5,767.15 mi (9,281.34 km) |
| Portimao to Mountlake Terrace (Washington) | 5,294.30 mi (8,520.35 km) |
| Portimao to Mukilteo (Washington) | 5,288.78 mi (8,511.48 km) |
| Portimao to Muncie (Indiana) | 4,015.78 mi (6,462.78 km) |
| Portimao to Mundelein (Illinois) | 4,081.94 mi (6,569.24 km) |
| Portimao to Munhall (Pennsylvania) | 3,743.34 mi (6,024.32 km) |
| Portimao to Munster (Indiana) | 4,078.53 mi (6,563.75 km) |
| Portimao to Murfreesboro (Tennessee) | 4,194.29 mi (6,750.06 km) |
| Portimao to Murphy (Texas) | 4,796.68 mi (7,719.52 km) |
