Hamilton Township, NJ ZIP Codes
Hamilton Township, New Jersey has 6 ZIP codes: 6 for street addresses (, , , , and ).
Your street decides which one you use.
Which Hamilton Township ZIP code is my address in?
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
Hamilton Township ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
Dashed line: Hamilton Township township limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and county subdivision limits (2024).
All Hamilton Township ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 08610 | street delivery; mail may be addressed to Trenton Independence |
| 08619 | street delivery; mail may be addressed to Trenton Mercerville |
| 08620 | street delivery; mail may be addressed to Trenton Trenton |
| 08629 | street delivery; mail may be addressed to Trenton Villa Park |
| 08690 | street delivery; mail may be addressed to Trenton Mercerville |
| 08691 | street delivery; mail may be addressed to Trenton Trenton |
ZIP codes from nearby towns that reach into Hamilton Township
- 08611, mailing town Trenton, covers 3 percent of Hamilton Township
- 08501, mailing town Allentown, covers 2 percent of Hamilton Township
Why your mail may say Hamilton Township when you live outside it
Hamilton Township ZIP codes also cover Robbinsville Township, Yardville and Hamilton Square, so a letter addressed to Hamilton Township can go to a home outside the township limits.
The reverse happens too: parts of Hamilton Township use 08611 and 08501, which mail under a neighboring town's name.
A ZIP code does not set your city, school district or tax. Mercer County property records show which city you are in.
Hamilton Township ZIP code questions
What is the main ZIP code for Hamilton Township?
08619, the ZIP code of the main Mercerville post office at 339 Highway 33 Suite 2.
What county is Hamilton Township in?
Mercer County.
ZIP codes for towns near Hamilton Township
More towns near Hamilton Township: Lower Makefield Township, Levittown, Princeton, Bristol Township, Middletown Township, South Brunswick Township, Monroe Township, Bensalem Township, Willingboro Township.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections