| Portimao to Morristown (New Jersey) | 3,466.41 mi (5,578.65 km) |
| Portimao to Morristown (Tennessee) | 4,027.22 mi (6,481.18 km) |
| Portimao to Morrisville (North Carolina) | 3,810.83 mi (6,132.94 km) |
| Portimao to Morro Bay (California) | 5,811.22 mi (9,352.26 km) |
| Portimao to Morton (Illinois) | 4,198.39 mi (6,756.65 km) |
| Portimao to Morton Grove (Illinois) | 4,077.97 mi (6,562.85 km) |
| Portimao to Moscow (Idaho) | 5,150.19 mi (8,288.43 km) |
| Portimao to Moses Lake (Washington) | 5,216.46 mi (8,395.08 km) |
| Portimao to Moss Bluff (Louisiana) | 4,723.95 mi (7,602.46 km) |
| Portimao to Moss Point (Mississippi) | 4,479.77 mi (7,209.49 km) |
| Portimao to Moultrie (Georgia) | 4,208.11 mi (6,772.30 km) |
| Portimao to Mounds View (Minnesota) | 4,236.59 mi (6,818.13 km) |
| Portimao to Mount Airy (North Carolina) | 3,882.72 mi (6,248.64 km) |
| Portimao to Mount Clemens (Michigan) | 3,831.86 mi (6,166.78 km) |
| Portimao to Mount Dora (Florida) | 4,172.63 mi (6,715.20 km) |
