| Leiden to McKeesport (Pennsylvania) | 3,877.83 mi (6,240.76 km) |
| Leiden to McKinleyville (California) | 5,305.12 mi (8,537.76 km) |
| Leiden to McKinney (Texas) | 4,873.97 mi (7,843.89 km) |
| Leiden to McLean (Virginia) | 3,839.55 mi (6,179.15 km) |
| Leiden to McMinnville (Oregon) | 5,027.57 mi (8,091.09 km) |
| Leiden to McMinnville (Tennessee) | 4,333.58 mi (6,974.23 km) |
| Leiden to McNair (Virginia) | 3,847.77 mi (6,192.39 km) |
| Leiden to McPherson (Kansas) | 4,636.71 mi (7,462.06 km) |
| Leiden to Mead Valley (California) | 5,536.63 mi (8,910.35 km) |
| Leiden to Meadow Woods (Florida) | 4,526.74 mi (7,285.08 km) |
| Leiden to Meadowbrook (Virginia) | 3,922.00 mi (6,311.85 km) |
| Leiden to Meadville (Pennsylvania) | 3,828.67 mi (6,161.64 km) |
| Leiden to Mebane (North Carolina) | 4,058.21 mi (6,531.05 km) |
| Leiden to Mechanicsville (Virginia) | 3,908.00 mi (6,289.31 km) |
| Leiden to Medford (Massachusetts) | 3,441.25 mi (5,538.15 km) |
