| Willoughby to Maastricht | 3,963.59 mi (6,378.78 km) |
| Willoughby to Made | 3,903.30 mi (6,281.75 km) |
| Willoughby to Margraten | 3,969.82 mi (6,388.80 km) |
| Willoughby to Marum | 3,913.25 mi (6,297.77 km) |
| Willoughby to Medemblik | 3,881.54 mi (6,246.74 km) |
| Willoughby to Meerssen | 3,965.10 mi (6,381.21 km) |
| Willoughby to Meppel | 3,924.13 mi (6,315.28 km) |
| Willoughby to Middelburg | 3,863.44 mi (6,217.61 km) |
| Willoughby to Middelharnis | 3,877.16 mi (6,239.69 km) |
| Willoughby to Mierlo | 3,942.33 mi (6,344.57 km) |
| Willoughby to Moerdijk | 3,896.73 mi (6,271.19 km) |
| Willoughby to Monnickendam | 3,888.15 mi (6,257.38 km) |
| Willoughby to Montfoort | 3,897.78 mi (6,272.87 km) |
| Willoughby to Naaldwijk | 3,871.11 mi (6,229.96 km) |
| Willoughby to Naarden | 3,898.28 mi (6,273.68 km) |
