| Portimao to Mitchell (South Dakota) | 4,492.03 mi (7,229.22 km) |
| Portimao to Mitchellville (Maryland) | 3,626.58 mi (5,836.41 km) |
| Portimao to Moberly (Missouri) | 4,375.86 mi (7,042.26 km) |
| Portimao to Mobile (Alabama) | 4,449.74 mi (7,161.16 km) |
| Portimao to Modesto (California) | 5,712.49 mi (9,193.36 km) |
| Portimao to Mokena (Illinois) | 4,096.57 mi (6,592.79 km) |
| Portimao to Moline (Illinois) | 4,220.65 mi (6,792.48 km) |
| Portimao to Moncks Corner (South Carolina) | 3,949.02 mi (6,355.33 km) |
| Portimao to Monfort Heights (Ohio) | 4,006.13 mi (6,447.24 km) |
| Portimao to Monmouth (Oregon) | 5,462.83 mi (8,791.58 km) |
| Portimao to Monroe (Georgia) | 4,121.28 mi (6,632.56 km) |
| Portimao to Monroe (Louisiana) | 4,588.51 mi (7,384.49 km) |
| Portimao to Monroe (Michigan) | 3,873.12 mi (6,233.19 km) |
| Portimao to Monroe (North Carolina) | 3,922.98 mi (6,313.43 km) |
| Portimao to Monroe (Ohio) | 3,986.96 mi (6,416.39 km) |
