| Keystone to Lubbeek | 4,629.63 mi (7,450.66 km) |
| Keystone to Lummen | 4,642.52 mi (7,471.41 km) |
| Keystone to Maaseik | 4,664.38 mi (7,506.60 km) |
| Keystone to Machelen | 4,612.17 mi (7,422.57 km) |
| Keystone to Maldegem | 4,564.74 mi (7,346.24 km) |
| Keystone to Malmedy | 4,688.36 mi (7,545.18 km) |
| Keystone to Manage | 4,611.72 mi (7,421.85 km) |
| Keystone to Marche-en-Famenne | 4,663.82 mi (7,505.69 km) |
| Keystone to Mariakerke | 4,577.27 mi (7,366.40 km) |
| Keystone to Mechelen | 4,611.68 mi (7,421.79 km) |
| Keystone to Mechelen-aan-de-Maas | 4,663.11 mi (7,504.56 km) |
| Keystone to Meerhout | 4,634.64 mi (7,458.73 km) |
| Keystone to Meise | 4,607.40 mi (7,414.89 km) |
| Keystone to Melle | 4,583.83 mi (7,376.96 km) |
| Keystone to Melsele | 4,599.63 mi (7,402.39 km) |
