States ZIP Finder Rankings About Contact

Enter a ZIP code

Home
New Jersey
Warren County

Warren County, New Jersey ZIP Codes

ZIP codes: 15
Cities: 15
State: New Jersey (NJ)
County FIPS: 34041

Cities in Warren County

Allamuchy
Belvidere
Blairstown
Broadway
Columbia
Delaware
Great Meadows
Hackettstown
Johnsonburg
Oxford
Phillipsburg
Port Murray
Stewartsville
Vienna
Washington

ZIP codes in Warren County

07820Allamuchy
07823Belvidere
07825Blairstown
07832Columbia
07833Delaware
07838Great Meadows
07840Hackettstown
07846Johnsonburg
07863Oxford
07865Port Murray
07880Vienna
07882Washington
08808Broadway
08865Phillipsburg
08886Stewartsville

All New Jersey ZIP codes

Free US ZIP code lookup — city, county, state, coordinates and nearby ZIPs for every ZIP code in the country.

A product of Arventra Technologies.

ZIP codes are postal delivery routes and do not always match city or municipal boundaries.

Explore

All States
Browse Cities
Browse Counties
ZIP Finder
ZIP Rankings

Popular ZIPs

90210 — Beverly Hills, CA
10001 — New York, NY
60601 — Chicago, IL
94105 — San Francisco, CA
73301 — Austin, TX

Company

About
Contact
Privacy Policy
Terms of Use

© 2026 ZIPAtlas — US ZIP Code Lookup

33,100 ZIP codes · 52 states & territories