| Hackettstown to Marietta (Georgia) | 714.52 mi (1,149.91 km) |
| Hackettstown to Marietta (Ohio) | 363.30 mi (584.67 km) |
| Hackettstown to Marina (California) | 2,516.07 mi (4,049.22 km) |
| Hackettstown to Marinette (Wisconsin) | 709.45 mi (1,141.75 km) |
| Hackettstown to Marion (Arkansas) | 921.89 mi (1,483.64 km) |
| Hackettstown to Marion (Illinois) | 783.98 mi (1,261.70 km) |
| Hackettstown to Marion (Indiana) | 567.55 mi (913.39 km) |
| Hackettstown to Marion (Iowa) | 870.42 mi (1,400.80 km) |
| Hackettstown to Marion (Ohio) | 434.65 mi (699.49 km) |
| Hackettstown to Marion Oaks (Florida) | 918.35 mi (1,477.93 km) |
| Hackettstown to Markham (Illinois) | 669.88 mi (1,078.06 km) |
| Hackettstown to Marlborough (Massachusetts) | 198.41 mi (319.31 km) |
| Hackettstown to Marlton (New Jersey) | 66.04 mi (106.29 km) |
| Hackettstown to Marquette (Michigan) | 740.03 mi (1,190.96 km) |
| Hackettstown to Marrero (Louisiana) | 1,144.02 mi (1,841.11 km) |
