ZIP Code 08830

08830 is one of New Jersey's ZIP codes, delivering to addresses in Iselin, Middlesex County.

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

Where this code sits

08830 is part of the 088xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Iselin.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 08830 delivers to without sharing its boundary.

ZIP codes nearest 08830

The ZIP codes whose reference points sit closest to 08830.
ZIP code	Distance	Delivers to
ZIP code 07067	1.5 mi	Colonia, NJ
ZIP code 07095	2.0 mi	Woodbridge, NJ
ZIP code 07001	2.1 mi	Avenel, NJ
ZIP code 08863	2.2 mi	Fords, NJ
ZIP code 08820	2.3 mi	Edison, NJ
ZIP code 08840	2.6 mi	Metuchen, NJ
ZIP code 08837	2.9 mi	Edison, NJ
ZIP code 07065	3.1 mi	Rahway, 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 08830, plotted from its record coordinates.

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

Scope ZIP code 08830. 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.