ZIP Code 07023

07023 is one of New Jersey's ZIP codes, delivering to addresses in Fanwood, Union County.

City: Fanwood
County: Union County
State: New Jersey
Prefix: 070xx

Where this code sits

07023 is part of the 070xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Fanwood.

Fanwood New Jersey ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 07023 delivers to without sharing its boundary.

908 Area code 908

ZIP codes nearest 07023

The ZIP codes whose reference points sit closest to 07023.
ZIP code	Distance	Delivers to
ZIP code 07062	0.9 mi	Plainfield, NJ
ZIP code 07076	1.0 mi	Scotch Plains, NJ
ZIP code 07090	2.2 mi	Westfield, NJ
ZIP code 07060	2.4 mi	Plainfield, NJ
ZIP code 07092	2.9 mi	Mountainside, NJ
ZIP code 07027	3.4 mi	Garwood, NJ
ZIP code 07069	3.4 mi	Watchung, NJ
ZIP code 07922	3.4 mi	Berkeley Heights, 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 07023, plotted from its record coordinates.

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

Scope ZIP code 07023. 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.