| Hackettstown to Mendota Heights (Minnesota) | 965.87 mi (1,554.42 km) |
| Hackettstown to Menifee (California) | 2,357.23 mi (3,793.60 km) |
| Hackettstown to Menlo Park (California) | 2,516.13 mi (4,049.31 km) |
| Hackettstown to Menomonee Falls (Wisconsin) | 700.08 mi (1,126.67 km) |
| Hackettstown to Menomonie (Wisconsin) | 906.81 mi (1,459.37 km) |
| Hackettstown to Mentor (Ohio) | 342.89 mi (551.83 km) |
| Hackettstown to Mequon (Wisconsin) | 694.10 mi (1,117.04 km) |
| Hackettstown to Merced (California) | 2,433.09 mi (3,915.68 km) |
| Hackettstown to Mercedes (Texas) | 1,664.62 mi (2,678.95 km) |
| Hackettstown to Mercer Island (Washington) | 2,355.13 mi (3,790.21 km) |
| Hackettstown to Mercerville (New Jersey) | 43.28 mi (69.64 km) |
| Hackettstown to Meriden (Connecticut) | 115.66 mi (186.13 km) |
| Hackettstown to Meridian (Idaho) | 2,113.00 mi (3,400.55 km) |
| Hackettstown to Meridian (Mississippi) | 964.18 mi (1,551.69 km) |
| Hackettstown to Merriam (Kansas) | 1,057.85 mi (1,702.44 km) |
