| Humacao to Miranda de Ebro | 4,009.10 mi (6,452.02 km) |
| Humacao to Mislata | 4,130.32 mi (6,647.10 km) |
| Humacao to Moana | 3,711.54 mi (5,973.14 km) |
| Humacao to Moguer | 3,777.13 mi (6,078.70 km) |
| Humacao to Molina de Segura | 4,086.39 mi (6,576.42 km) |
| Humacao to Molins de Rey | 4,259.30 mi (6,854.68 km) |
| Humacao to Mollerusa | 4,201.55 mi (6,761.75 km) |
| Humacao to Mollet | 4,269.42 mi (6,870.96 km) |
| Humacao to Moncada | 4,268.23 mi (6,869.05 km) |
| Humacao to Moncada | 4,131.45 mi (6,648.92 km) |
| Humacao to Monforte de Lemos | 3,776.12 mi (6,077.07 km) |
| Humacao to Monforte del Cid | 4,112.74 mi (6,618.81 km) |
| Humacao to Mongat | 4,272.94 mi (6,876.63 km) |
| Humacao to Monovar | 4,106.92 mi (6,609.45 km) |
| Humacao to Monserrat | 4,120.20 mi (6,630.83 km) |
