| Hackettstown to Manerbio | 4,089.66 mi (6,581.67 km) |
| Hackettstown to Manfredonia | 4,470.78 mi (7,195.03 km) |
| Hackettstown to Maniago | 4,171.48 mi (6,713.35 km) |
| Hackettstown to Mantova | 4,124.69 mi (6,638.04 km) |
| Hackettstown to Maranello | 4,148.99 mi (6,677.15 km) |
| Hackettstown to Marano di Napoli | 4,422.83 mi (7,117.86 km) |
| Hackettstown to Marano Vicentino | 4,133.58 mi (6,652.36 km) |
| Hackettstown to Marcianise | 4,422.98 mi (7,118.09 km) |
| Hackettstown to Marcon | 4,174.97 mi (6,718.97 km) |
| Hackettstown to Mareno di Piave | 4,167.39 mi (6,706.76 km) |
| Hackettstown to Margherita di Savoia | 4,490.99 mi (7,227.55 km) |
| Hackettstown to Mariano Comense | 4,038.26 mi (6,498.95 km) |
| Hackettstown to Marigliano | 4,433.29 mi (7,134.70 km) |
| Hackettstown to Marino | 4,324.34 mi (6,959.36 km) |
| Hackettstown to Marostica | 4,141.39 mi (6,664.92 km) |
