| Willoughby to Lubbeek | 3,929.97 mi (6,324.68 km) |
| Willoughby to Lummen | 3,940.66 mi (6,341.88 km) |
| Willoughby to Maaseik | 3,959.48 mi (6,372.18 km) |
| Willoughby to Machelen | 3,913.36 mi (6,297.94 km) |
| Willoughby to Maldegem | 3,865.43 mi (6,220.80 km) |
| Willoughby to Malmedy | 3,990.49 mi (6,422.07 km) |
| Willoughby to Manage | 3,918.24 mi (6,305.80 km) |
| Willoughby to Marche-en-Famenne | 3,970.30 mi (6,389.59 km) |
| Willoughby to Mariakerke | 3,878.75 mi (6,242.25 km) |
| Willoughby to Mechelen | 3,911.40 mi (6,294.79 km) |
| Willoughby to Mechelen-aan-de-Maas | 3,959.64 mi (6,372.43 km) |
| Willoughby to Meerhout | 3,931.42 mi (6,327.01 km) |
| Willoughby to Meise | 3,908.62 mi (6,290.32 km) |
| Willoughby to Melle | 3,885.81 mi (6,253.60 km) |
| Willoughby to Melsele | 3,897.70 mi (6,272.74 km) |
