| Hackettstown to Hutchinson (Minnesota) | 1,025.62 mi (1,650.58 km) |
| Hackettstown to Hutto (Texas) | 1,454.09 mi (2,340.13 km) |
| Hackettstown to Hyattsville (Maryland) | 172.72 mi (277.96 km) |
| Hackettstown to Hybla Valley (Virginia) | 188.43 mi (303.25 km) |
| Hackettstown to Idaho Falls (Idaho) | 1,898.24 mi (3,054.92 km) |
| Hackettstown to Idylwood (Virginia) | 185.32 mi (298.24 km) |
| Hackettstown to Ilchester (Maryland) | 152.72 mi (245.78 km) |
| Hackettstown to Immokalee (Florida) | 1,065.90 mi (1,715.40 km) |
| Hackettstown to Imperial (California) | 2,298.05 mi (3,698.36 km) |
| Hackettstown to Imperial Beach (California) | 2,387.01 mi (3,841.53 km) |
| Hackettstown to Independence (Kentucky) | 531.57 mi (855.49 km) |
| Hackettstown to Independence (Missouri) | 1,038.84 mi (1,671.85 km) |
| Hackettstown to Indian Trail (North Carolina) | 509.84 mi (820.51 km) |
| Hackettstown to Indiana (Pennsylvania) | 227.20 mi (365.64 km) |
| Hackettstown to Indianapolis (Indiana) | 600.57 mi (966.53 km) |
