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Phillipsburg, NJ ZIP code

The ZIP code for Phillipsburg, New Jersey is 08865. It is in Warren County.

Population in these ZIPs
31,427
Avg. median income
$79,900population-weighted
Typical home value
$335,900population-weighted
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ZIP codes within 10 miles

Phillipsburg, NJ ZIP code list

Phillipsburg, NJ ZIP codes
ZIP codePopulationMedian incomeTypical home value
0886531,427$79,949$335,900

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

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Frequently asked questions

What is the ZIP code for Phillipsburg, NJ?

The ZIP code for Phillipsburg, NJ is 08865.

What county is Phillipsburg, New Jersey in?

Phillipsburg ZIP codes are in Warren County.