ZIP Code 07823

07823 is one of New Jersey's ZIP codes, delivering to addresses in Belvidere, Warren County.

City: Belvidere
County: Warren County
State: New Jersey
Prefix: 078xx

Where this code sits

07823 is part of the 078xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Belvidere.

Belvidere New Jersey ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 07823 delivers to without sharing its boundary.

908 Area code 908

ZIP codes nearest 07823

The ZIP codes whose reference points sit closest to 07823.
ZIP code	Distance	Delivers to
ZIP code 07863	2.9 mi	Oxford, NJ
ZIP code 07829	3.5 mi	Buttzville, NJ
ZIP code 07833	4.4 mi	Delaware, NJ
ZIP code 18343	5.8 mi	Mount Bethel, PA
ZIP code 07838	5.9 mi	Great Meadows, NJ
ZIP code 07882	5.9 mi	Washington, NJ
ZIP code 18013	6.5 mi	Bangor, PA
ZIP code 18351	6.7 mi	Portland, PA

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 07823, plotted from its record coordinates.

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

Scope ZIP code 07823. 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.