Hunterdon County ZIP Codes
Hunterdon County is a county of New Jersey.
- ZIP codes
- 27
- Cities & towns
- 27
- Area codes
- 3
- Land area
- 428 sq mi
Every ZIP code in Hunterdon County
| ZIP code | City |
|---|---|
| 07830 | Califon |
| 07979 | Pottersville |
| 08530 | Lambertville |
| 08551 | Ringoes |
| 08556 | Rosemont |
| 08557 | Sergeantsville |
| 08559 | Stockton |
| 08801 | Annandale |
| 08803 | Baptistown |
| 08804 | Bloomsbury |
| 08809 | Clinton |
| 08822 | Flemington |
| 08825 | Frenchtown |
| 08826 | Glen Gardner |
| 08827 | Hampton |
| 08829 | High Bridge |
| 08833 | Lebanon |
| 08834 | Little York |
| 08848 | Milford |
| 08858 | Oldwick |
| 08867 | Pittstown |
| 08868 | Quakertown |
| 08870 | Readington |
| 08885 | Stanton |
| 08887 | Three Bridges |
| 08888 | Whitehouse |
| 08889 | Whitehouse Station |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Hunterdon County codes above are listed without a column we would have to invent.
Cities and towns in Hunterdon County
A further 15 places in Hunterdon County appear in the postal source without a page of its own; their codes are in the table above and each one links to its own page.
Area codes covering Hunterdon County
Telephone and postal boundaries are drawn by different bodies, so these codes overlap the county without matching its edges.
Where Hunterdon County's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Scope every ZIP code recorded in Hunterdon County. Source GeoNames US postal codes (2026-07 postal dump), Census 2024 county Gazetteer (2024 Gazetteer) and geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot). Updated . The outline is a convex envelope of ZIP reference points, not a jurisdiction boundary.