| Humacao to Mitchell (South Dakota) | 2,571.73 mi (4,138.81 km) |
| Humacao to Mitchellville (Maryland) | 1,580.46 mi (2,543.50 km) |
| Humacao to Moberly (Missouri) | 2,165.24 mi (3,484.61 km) |
| Humacao to Mobile (Alabama) | 1,643.07 mi (2,644.26 km) |
| Humacao to Modesto (California) | 3,571.58 mi (5,747.91 km) |
| Humacao to Mokena (Illinois) | 2,074.39 mi (3,338.42 km) |
| Humacao to Moline (Illinois) | 2,171.78 mi (3,495.14 km) |
| Humacao to Moncks Corner (South Carolina) | 1,360.07 mi (2,188.82 km) |
| Humacao to Monfort Heights (Ohio) | 1,837.94 mi (2,957.87 km) |
| Humacao to Monmouth (Oregon) | 3,756.41 mi (6,045.35 km) |
| Humacao to Monroe (Georgia) | 1,545.71 mi (2,487.57 km) |
| Humacao to Monroe (Louisiana) | 1,908.25 mi (3,071.04 km) |
| Humacao to Monroe (Michigan) | 1,940.49 mi (3,122.91 km) |
| Humacao to Monroe (North Carolina) | 1,474.49 mi (2,372.97 km) |
| Humacao to Monroe (Ohio) | 1,842.59 mi (2,965.37 km) |
