| North Potomac to Lubbeek | 3,880.92 mi (6,245.74 km) |
| North Potomac to Lummen | 3,892.70 mi (6,264.69 km) |
| North Potomac to Maaseik | 3,913.04 mi (6,297.43 km) |
| North Potomac to Machelen | 3,863.84 mi (6,218.26 km) |
| North Potomac to Maldegem | 3,815.96 mi (6,141.19 km) |
| North Potomac to Malmedy | 3,940.84 mi (6,342.16 km) |
| North Potomac to Manage | 3,866.25 mi (6,222.13 km) |
| North Potomac to Marche-en-Famenne | 3,918.54 mi (6,306.28 km) |
| North Potomac to Mariakerke | 3,828.96 mi (6,162.11 km) |
| North Potomac to Mechelen | 3,862.58 mi (6,216.22 km) |
| North Potomac to Mechelen-aan-de-Maas | 3,912.52 mi (6,296.59 km) |
| North Potomac to Meerhout | 3,884.07 mi (6,250.80 km) |
| North Potomac to Meise | 3,859.07 mi (6,210.58 km) |
| North Potomac to Melle | 3,835.81 mi (6,173.14 km) |
| North Potomac to Melsele | 3,849.60 mi (6,195.33 km) |
