| Herndon to Manerbio | 4,276.12 mi (6,881.75 km) |
| Herndon to Manfredonia | 4,656.70 mi (7,494.23 km) |
| Herndon to Maniago | 4,358.61 mi (7,014.51 km) |
| Herndon to Mantova | 4,311.16 mi (6,938.15 km) |
| Herndon to Maranello | 4,335.21 mi (6,976.84 km) |
| Herndon to Marano di Napoli | 4,607.97 mi (7,415.81 km) |
| Herndon to Marano Vicentino | 4,320.38 mi (6,952.98 km) |
| Herndon to Marcianise | 4,608.22 mi (7,416.21 km) |
| Herndon to Marcon | 4,361.84 mi (7,019.71 km) |
| Herndon to Mareno di Piave | 4,354.36 mi (7,007.67 km) |
| Herndon to Margherita di Savoia | 4,676.84 mi (7,526.64 km) |
| Herndon to Mariano Comense | 4,224.71 mi (6,799.01 km) |
| Herndon to Marigliano | 4,618.52 mi (7,432.79 km) |
| Herndon to Marino | 4,509.57 mi (7,257.45 km) |
| Herndon to Marostica | 4,328.23 mi (6,965.62 km) |
