| Herndon to Marsala | 4,643.70 mi (7,473.32 km) |
| Herndon to Marsciano | 4,454.24 mi (7,168.41 km) |
| Herndon to Martano | 4,815.14 mi (7,749.21 km) |
| Herndon to Martellago | 4,356.11 mi (7,010.49 km) |
| Herndon to Martina Franca | 4,753.68 mi (7,650.31 km) |
| Herndon to Martinengo | 4,253.85 mi (6,845.90 km) |
| Herndon to Martinsicuro | 4,524.19 mi (7,280.97 km) |
| Herndon to Mascali | 4,772.02 mi (7,679.83 km) |
| Herndon to Mascalucia | 4,772.23 mi (7,680.16 km) |
| Herndon to Masera di Padova | 4,351.58 mi (7,003.19 km) |
| Herndon to Maserada sul Piave | 4,355.95 mi (7,010.22 km) |
| Herndon to Massa | 4,320.21 mi (6,952.70 km) |
| Herndon to Massa Lombarda | 4,378.85 mi (7,047.08 km) |
| Herndon to Massafra | 4,748.72 mi (7,642.32 km) |
| Herndon to Massalubrense | 4,625.80 mi (7,444.51 km) |
