ZIP Code 08812

08812 is one of New Jersey's ZIP codes, delivering to addresses in Dunellen, Middlesex County.

City: Dunellen
County: Middlesex County
State: New Jersey
Prefix: 088xx

Where this code sits

08812 is part of the 088xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Dunellen.

Dunellen New Jersey ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 08812 delivers to without sharing its boundary.

ZIP codes nearest 08812

The ZIP codes whose reference points sit closest to 08812.
ZIP code	Distance	Delivers to
ZIP code 07063	1.5 mi	Plainfield, NJ
ZIP code 08846	2.2 mi	Middlesex, NJ
ZIP code 07080	2.6 mi	South Plainfield, NJ
ZIP code 08854	2.7 mi	Piscataway, NJ
ZIP code 07060	3.1 mi	Plainfield, NJ
ZIP code 07069	3.4 mi	Watchung, NJ
ZIP code 07059	3.8 mi	Warren, NJ
ZIP code 08805	4.2 mi	Bound Brook, 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 08812, plotted from its record coordinates.

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

Scope ZIP code 08812. 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.