Hackettstown zipcode
| City | Hackettstown |
| ZIP Code | 07840 |
| Type | Standard |
| State Code | NJ |
| State | New Jersey |
ZIP code of Hackettstown is 07840. This place is located in New Jersey state in US. To send any postal service to Hackettstown, you must use 07840 zipcode.
You should avoid following 1 city name of New Jersey to be used with the ZIP code 07840.
- Allamuchy Twp, NJ