| Key West to Lubbeek | 4,775.90 mi (7,686.07 km) |
| Key West to Lummen | 4,789.40 mi (7,707.79 km) |
| Key West to Maaseik | 4,812.08 mi (7,744.30 km) |
| Key West to Machelen | 4,758.29 mi (7,657.73 km) |
| Key West to Maldegem | 4,711.34 mi (7,582.17 km) |
| Key West to Malmedy | 4,833.69 mi (7,779.07 km) |
| Key West to Manage | 4,756.19 mi (7,654.34 km) |
| Key West to Marche-en-Famenne | 4,807.94 mi (7,737.64 km) |
| Key West to Mariakerke | 4,723.53 mi (7,601.79 km) |
| Key West to Mechelen | 4,758.28 mi (7,657.71 km) |
| Key West to Mechelen-aan-de-Maas | 4,810.37 mi (7,741.55 km) |
| Key West to Meerhout | 4,782.00 mi (7,695.89 km) |
| Key West to Meise | 4,753.54 mi (7,650.09 km) |
| Key West to Melle | 4,729.90 mi (7,612.03 km) |
| Key West to Melsele | 4,746.82 mi (7,639.26 km) |
