| Potomac Park to Lubbeek | 5,571.19 mi (8,965.97 km) |
| Potomac Park to Lummen | 5,576.78 mi (8,974.96 km) |
| Potomac Park to Maaseik | 5,588.11 mi (8,993.19 km) |
| Potomac Park to Machelen | 5,557.61 mi (8,944.12 km) |
| Potomac Park to Maldegem | 5,512.94 mi (8,872.21 km) |
| Potomac Park to Malmedy | 5,629.79 mi (9,060.26 km) |
| Potomac Park to Manage | 5,571.96 mi (8,967.20 km) |
| Potomac Park to Marche-en-Famenne | 5,619.48 mi (9,043.67 km) |
| Potomac Park to Mariakerke | 5,526.58 mi (8,894.17 km) |
| Potomac Park to Mechelen | 5,553.06 mi (8,936.78 km) |
| Potomac Park to Mechelen-aan-de-Maas | 5,590.99 mi (8,997.84 km) |
| Potomac Park to Meerhout | 5,565.75 mi (8,957.21 km) |
| Potomac Park to Meise | 5,553.35 mi (8,937.26 km) |
| Potomac Park to Melle | 5,533.94 mi (8,906.01 km) |
| Potomac Park to Melsele | 5,537.45 mi (8,911.66 km) |
