| Greensboro to Mancha Real | 4,085.26 mi (6,574.59 km) |
| Greensboro to Manilva | 4,042.11 mi (6,505.15 km) |
| Greensboro to Manises | 4,193.12 mi (6,748.17 km) |
| Greensboro to Manlleu | 4,251.62 mi (6,842.32 km) |
| Greensboro to Manresa | 4,238.13 mi (6,820.61 km) |
| Greensboro to Manzanares | 4,063.65 mi (6,539.82 km) |
| Greensboro to Manzanares el Real | 3,993.58 mi (6,427.05 km) |
| Greensboro to Maracena | 4,100.73 mi (6,599.48 km) |
| Greensboro to Marbella | 4,056.97 mi (6,529.06 km) |
| Greensboro to Marchena | 4,007.29 mi (6,449.11 km) |
| Greensboro to Marin | 3,719.02 mi (5,985.19 km) |
| Greensboro to Marratxi | 4,342.97 mi (6,989.34 km) |
| Greensboro to Martorell | 4,250.09 mi (6,839.86 km) |
| Greensboro to Martos | 4,069.51 mi (6,549.24 km) |
| Greensboro to Masamagrell | 4,196.46 mi (6,753.55 km) |
