ZIP Code 08904

08904 is one of New Jersey's ZIP codes, delivering to addresses in Highland Park, Middlesex County.

City: Highland Park
County: Middlesex County
State: New Jersey
Prefix: 089xx

Where this code sits

08904 is part of the 089xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Highland Park.

Highland Park New Jersey ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 08904 delivers to without sharing its boundary.

ZIP codes nearest 08904

The ZIP codes whose reference points sit closest to 08904.
ZIP code	Distance	Delivers to
ZIP code 08901	1.3 mi	New Brunswick, NJ
ZIP code 08903	1.4 mi	New Brunswick, NJ
ZIP code 08899	1.5 mi	Edison, NJ
ZIP code 08906	1.6 mi	New Brunswick, NJ
ZIP code 08933	1.6 mi	New Brunswick, NJ
ZIP code 08817	2.0 mi	Edison, NJ
ZIP code 08875	3.3 mi	Somerset, NJ
ZIP code 08850	3.5 mi	Milltown, NJ

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 08904, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 08904. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.