ZIP Code 10566

10566 is one of New York's ZIP codes, delivering to addresses in Peekskill, Westchester County.

City: Peekskill
County: Westchester County
State: New York
Prefix: 105xx

Where this code sits

10566 is part of the 105xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Peekskill.

Peekskill New York ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 10566 delivers to without sharing its boundary.

ZIP codes nearest 10566

The ZIP codes whose reference points sit closest to 10566.
ZIP code	Distance	Delivers to
ZIP code 10567	1.4 mi	Cortlandt Manor, NY
ZIP code 10511	2.4 mi	Buchanan, NY
ZIP code 10548	3.1 mi	Montrose, NY
ZIP code 10517	3.1 mi	Crompond, NY
ZIP code 10596	3.2 mi	Verplanck, NY
ZIP code 10537	3.8 mi	Lake Peekskill, NY
ZIP code 10521	3.8 mi	Croton On Hudson, NY
ZIP code 10547	3.9 mi	Mohegan Lake, NY

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 10566, plotted from its record coordinates.

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

Scope ZIP code 10566. 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.