| Humacao to Marysville (California) | 3,614.81 mi (5,817.48 km) |
| Humacao to Marysville (Ohio) | 1,848.41 mi (2,974.73 km) |
| Humacao to Marysville (Washington) | 3,750.91 mi (6,036.51 km) |
| Humacao to Maryville (Missouri) | 2,307.93 mi (3,714.25 km) |
| Humacao to Maryville (Tennessee) | 1,645.89 mi (2,648.80 km) |
| Humacao to Mason (Ohio) | 1,835.73 mi (2,954.33 km) |
| Humacao to Mason City (Iowa) | 2,351.75 mi (3,784.78 km) |
| Humacao to Massapequa (New York) | 1,620.71 mi (2,608.28 km) |
| Humacao to Massapequa Park (New York) | 1,621.29 mi (2,609.21 km) |
| Humacao to Massillon (Ohio) | 1,820.28 mi (2,929.45 km) |
| Humacao to Mastic (New York) | 1,620.11 mi (2,607.32 km) |
| Humacao to Mastic Beach (New York) | 1,617.09 mi (2,602.45 km) |
| Humacao to Matteson (Illinois) | 2,068.43 mi (3,328.82 km) |
| Humacao to Matthews (North Carolina) | 1,486.00 mi (2,391.48 km) |
| Humacao to Mattoon (Illinois) | 1,996.56 mi (3,213.16 km) |
