| Hackettstown to Hilliard (Ohio) | 441.58 mi (710.66 km) |
| Hackettstown to Hillsboro (Oregon) | 2,408.32 mi (3,875.82 km) |
| Hackettstown to Hillsborough (California) | 2,523.81 mi (4,061.69 km) |
| Hackettstown to Hillsborough (New Jersey) | 25.65 mi (41.27 km) |
| Hackettstown to Hilo (Hawaii) | 4,841.44 mi (7,791.55 km) |
| Hackettstown to Hilton Head Island (South Carolina) | 682.65 mi (1,098.62 km) |
| Hackettstown to Hinesville (Georgia) | 728.76 mi (1,172.83 km) |
| Hackettstown to Hinsdale (Illinois) | 682.25 mi (1,097.98 km) |
| Hackettstown to Hobart (Indiana) | 648.29 mi (1,043.32 km) |
| Hackettstown to Hobbs (New Mexico) | 1,656.47 mi (2,665.84 km) |
| Hackettstown to Hobe Sound (Florida) | 999.20 mi (1,608.06 km) |
| Hackettstown to Hoboken (New Jersey) | 42.39 mi (68.22 km) |
| Hackettstown to Hockessin (Delaware) | 86.61 mi (139.38 km) |
| Hackettstown to Hoffman Estates (Illinois) | 694.10 mi (1,117.05 km) |
| Hackettstown to Holbrook (New York) | 91.89 mi (147.88 km) |
