| Willoughby to Melun | 3,917.03 mi (6,303.86 km) |
| Willoughby to Mende | 4,084.97 mi (6,574.12 km) |
| Willoughby to Mennecy | 3,907.14 mi (6,287.94 km) |
| Willoughby to Menton | 4,281.34 mi (6,890.15 km) |
| Willoughby to Mericourt | 3,867.47 mi (6,224.08 km) |
| Willoughby to Merignac | 3,895.85 mi (6,269.77 km) |
| Willoughby to Meru | 3,874.06 mi (6,234.69 km) |
| Willoughby to Merville | 3,851.23 mi (6,197.95 km) |
| Willoughby to Mery-sur-Oise | 3,881.45 mi (6,246.60 km) |
| Willoughby to Metz | 4,039.47 mi (6,500.89 km) |
| Willoughby to Meudon | 3,891.36 mi (6,262.54 km) |
| Willoughby to Meylan | 4,157.35 mi (6,690.60 km) |
| Willoughby to Meyzieu | 4,105.44 mi (6,607.08 km) |
| Willoughby to Meze | 4,127.37 mi (6,642.36 km) |
| Willoughby to Millau | 4,081.30 mi (6,568.22 km) |
