| Greenbelt to Manerbio | 4,253.74 mi (6,845.73 km) |
| Greenbelt to Manfredonia | 4,634.01 mi (7,457.72 km) |
| Greenbelt to Maniago | 4,336.70 mi (6,979.24 km) |
| Greenbelt to Mantova | 4,288.79 mi (6,902.15 km) |
| Greenbelt to Maranello | 4,312.69 mi (6,940.60 km) |
| Greenbelt to Marano di Napoli | 4,584.93 mi (7,378.74 km) |
| Greenbelt to Marano Vicentino | 4,298.21 mi (6,917.30 km) |
| Greenbelt to Marcianise | 4,585.22 mi (7,379.20 km) |
| Greenbelt to Marcon | 4,339.72 mi (6,984.11 km) |
| Greenbelt to Mareno di Piave | 4,332.32 mi (6,972.20 km) |
| Greenbelt to Margherita di Savoia | 4,654.11 mi (7,490.07 km) |
| Greenbelt to Mariano Comense | 4,202.32 mi (6,762.98 km) |
| Greenbelt to Marigliano | 4,595.52 mi (7,395.77 km) |
| Greenbelt to Marino | 4,486.57 mi (7,220.43 km) |
| Greenbelt to Marostica | 4,306.10 mi (6,930.00 km) |
