ZIP Code 08861

08861 is one of New Jersey's ZIP codes, delivering to addresses in Perth Amboy, Middlesex County.

City: Perth Amboy
County: Middlesex County
State: New Jersey
Prefix: 088xx

Where this code sits

08861 is part of the 088xx range, the group of codes handled by one mail processing centre. Perth Amboy is served by 2 ZIP codes in total; the full list, with the county each falls in, is on the Perth Amboy page.

Perth Amboy New Jersey ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 08861 delivers to without sharing its boundary.

ZIP codes nearest 08861

The ZIP codes whose reference points sit closest to 08861.
ZIP code	Distance	Delivers to
ZIP code 08832	1.4 mi	Keasbey, NJ
ZIP code 10307	1.7 mi	Staten Island, NY
ZIP code 08863	2.4 mi	Fords, NJ
ZIP code 07077	2.6 mi	Sewaren, NJ
ZIP code 07095	2.7 mi	Woodbridge, NJ
ZIP code 08837	3.4 mi	Edison, NJ
ZIP code 10309	3.6 mi	Staten Island, NY
ZIP code 08879	3.7 mi	South Amboy, 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 08861, plotted from its record coordinates.

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

Scope ZIP code 08861. 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.