| Willoughby to Marly-le-Roi | 3,883.82 mi (6,250.40 km) |
| Willoughby to Marmande | 3,941.93 mi (6,343.92 km) |
| Willoughby to Maromme | 3,822.40 mi (6,151.56 km) |
| Willoughby to Marquette-les-Lille | 3,867.01 mi (6,223.36 km) |
| Willoughby to Marseille | 4,208.04 mi (6,772.19 km) |
| Willoughby to Martigues | 4,190.29 mi (6,743.62 km) |
| Willoughby to Massy | 3,895.25 mi (6,268.80 km) |
| Willoughby to Maubeuge | 3,915.00 mi (6,300.59 km) |
| Willoughby to Mauguio | 4,138.07 mi (6,659.59 km) |
| Willoughby to Mauleon | 3,825.90 mi (6,157.19 km) |
| Willoughby to Maurepas | 3,881.01 mi (6,245.88 km) |
| Willoughby to Maxeville | 4,052.55 mi (6,521.96 km) |
| Willoughby to Mayenne | 3,789.85 mi (6,099.18 km) |
| Willoughby to Mazamet | 4,071.69 mi (6,552.75 km) |
| Willoughby to Meaux | 3,913.06 mi (6,297.46 km) |
