| Greenbelt to Marsala | 4,619.84 mi (7,434.91 km) |
| Greenbelt to Marsciano | 4,431.47 mi (7,131.77 km) |
| Greenbelt to Martano | 4,792.39 mi (7,712.61 km) |
| Greenbelt to Martellago | 4,333.98 mi (6,974.86 km) |
| Greenbelt to Martina Franca | 4,730.94 mi (7,613.71 km) |
| Greenbelt to Martinengo | 4,231.48 mi (6,809.91 km) |
| Greenbelt to Martinsicuro | 4,501.57 mi (7,244.58 km) |
| Greenbelt to Mascali | 4,748.43 mi (7,641.86 km) |
| Greenbelt to Mascalucia | 4,748.59 mi (7,642.11 km) |
| Greenbelt to Masera di Padova | 4,329.35 mi (6,967.42 km) |
| Greenbelt to Maserada sul Piave | 4,333.88 mi (6,974.71 km) |
| Greenbelt to Massa | 4,297.49 mi (6,916.14 km) |
| Greenbelt to Massa Lombarda | 4,356.40 mi (7,010.95 km) |
| Greenbelt to Massafra | 4,725.93 mi (7,605.64 km) |
| Greenbelt to Massalubrense | 4,602.72 mi (7,407.36 km) |
