| Mercer Island to Lubbeek | 4,945.68 mi (7,959.31 km) |
| Mercer Island to Lummen | 4,948.73 mi (7,964.22 km) |
| Mercer Island to Maaseik | 4,956.26 mi (7,976.33 km) |
| Mercer Island to Machelen | 4,934.02 mi (7,940.54 km) |
| Mercer Island to Maldegem | 4,892.57 mi (7,873.82 km) |
| Mercer Island to Malmedy | 5,001.19 mi (8,048.63 km) |
| Mercer Island to Manage | 4,952.20 mi (7,969.80 km) |
| Mercer Island to Marche-en-Famenne | 4,995.80 mi (8,039.97 km) |
| Mercer Island to Mariakerke | 4,905.83 mi (7,895.17 km) |
| Mercer Island to Mechelen | 4,928.45 mi (7,931.57 km) |
| Mercer Island to Mechelen-aan-de-Maas | 4,960.26 mi (7,982.77 km) |
| Mercer Island to Meerhout | 4,937.32 mi (7,945.85 km) |
| Mercer Island to Meise | 4,930.14 mi (7,934.30 km) |
| Mercer Island to Melle | 4,913.04 mi (7,906.78 km) |
| Mercer Island to Melsele | 4,912.56 mi (7,906.01 km) |
