| Humacao to Madison (New Jersey) | 1,643.24 mi (2,644.54 km) |
| Humacao to Madison (Wisconsin) | 2,204.55 mi (3,547.88 km) |
| Humacao to Madison Heights (Michigan) | 1,964.51 mi (3,161.57 km) |
| Humacao to Madison Heights (Virginia) | 1,557.17 mi (2,506.02 km) |
| Humacao to Madisonville (Kentucky) | 1,865.71 mi (3,002.57 km) |
| Humacao to Magalia (California) | 3,621.92 mi (5,828.91 km) |
| Humacao to Magna (Utah) | 3,147.14 mi (5,064.83 km) |
| Humacao to Magnolia (Arkansas) | 1,990.77 mi (3,203.84 km) |
| Humacao to Maili (Hawaii) | 5,911.40 mi (9,513.48 km) |
| Humacao to Maitland (Florida) | 1,221.25 mi (1,965.41 km) |
| Humacao to Makakilo (Hawaii) | 5,907.10 mi (9,506.56 km) |
| Humacao to Malden (Massachusetts) | 1,705.45 mi (2,744.66 km) |
| Humacao to Malibu (California) | 3,424.18 mi (5,510.68 km) |
| Humacao to Maltby (Washington) | 3,744.25 mi (6,025.79 km) |
| Humacao to Malvern (Arkansas) | 2,003.01 mi (3,223.53 km) |
