| Greenbelt to Montevarchi | 4,377.07 mi (7,044.21 km) |
| Greenbelt to Monticello Conte Otto | 4,307.88 mi (6,932.86 km) |
| Greenbelt to Montichiari | 4,263.19 mi (6,860.94 km) |
| Greenbelt to Montignoso | 4,299.50 mi (6,919.37 km) |
| Greenbelt to Montopoli in Val d'Arno | 4,336.63 mi (6,979.14 km) |
| Greenbelt to Monza | 4,209.90 mi (6,775.18 km) |
| Greenbelt to Morbegno | 4,204.93 mi (6,767.18 km) |
| Greenbelt to Mori | 4,274.21 mi (6,878.67 km) |
| Greenbelt to Morlupo | 4,466.09 mi (7,187.48 km) |
| Greenbelt to Morrovalle | 4,471.76 mi (7,196.60 km) |
| Greenbelt to Mortara | 4,197.97 mi (6,755.98 km) |
| Greenbelt to Mosciano Sant'Angelo | 4,504.88 mi (7,249.91 km) |
| Greenbelt to Motta di Livenza | 4,345.18 mi (6,992.89 km) |
| Greenbelt to Motta Sant'Anastasia | 4,747.33 mi (7,640.09 km) |
| Greenbelt to Mottola | 4,720.37 mi (7,596.71 km) |
