Hackettstown, NJ
ZIP Codes in Hackettstown, New Jersey
January 21, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 07840 | 32,952 | 40.8600, -74.8318 |
Hackettstown has 1 ZIP code
ZIP Codes in Hackettstown, New Jersey
January 21, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 07840 | 32,952 | 40.8600, -74.8318 |