| Greensboro to Melzo | 4,468.95 mi (7,192.08 km) |
| Greensboro to Mendicino | 4,982.19 mi (8,018.07 km) |
| Greensboro to Menfi | 4,894.19 mi (7,876.43 km) |
| Greensboro to Mentana | 4,724.86 mi (7,603.92 km) |
| Greensboro to Merano | 4,506.88 mi (7,253.12 km) |
| Greensboro to Merate | 4,463.48 mi (7,183.27 km) |
| Greensboro to Mercato San Severino | 4,862.62 mi (7,825.63 km) |
| Greensboro to Mercogliano | 4,856.55 mi (7,815.86 km) |
| Greensboro to Mesagne | 5,005.29 mi (8,055.23 km) |
| Greensboro to Messina | 4,992.61 mi (8,034.82 km) |
| Greensboro to Mestre | 4,590.51 mi (7,387.72 km) |
| Greensboro to Mestrino | 4,571.69 mi (7,357.43 km) |
| Greensboro to Milan | 4,460.15 mi (7,177.92 km) |
| Greensboro to Milazzo | 4,977.18 mi (8,010.00 km) |
| Greensboro to Minerbio | 4,586.05 mi (7,380.53 km) |
