| Hackettstown to Monroe (Washington) | 2,341.52 mi (3,768.31 km) |
| Hackettstown to Monroe (Wisconsin) | 772.27 mi (1,242.84 km) |
| Hackettstown to Monroeville (Pennsylvania) | 260.37 mi (419.03 km) |
| Hackettstown to Monrovia (California) | 2,385.86 mi (3,839.66 km) |
| Hackettstown to Monsey (New York) | 43.52 mi (70.04 km) |
| Hackettstown to Montclair (California) | 2,373.15 mi (3,819.22 km) |
| Hackettstown to Montclair (Virginia) | 204.59 mi (329.25 km) |
| Hackettstown to Montebello (California) | 2,396.29 mi (3,856.45 km) |
| Hackettstown to Monterey (California) | 2,523.05 mi (4,060.45 km) |
| Hackettstown to Monterey Park (California) | 2,396.45 mi (3,856.72 km) |
| Hackettstown to Montgomery (Alabama) | 863.53 mi (1,389.72 km) |
| Hackettstown to Montgomery (Illinois) | 704.65 mi (1,134.03 km) |
| Hackettstown to Montgomery (Ohio) | 515.28 mi (829.26 km) |
| Hackettstown to Montgomery Village (Maryland) | 170.64 mi (274.61 km) |
| Hackettstown to Montgomeryville (Pennsylvania) | 47.06 mi (75.74 km) |
