ZIP Code 10573

10573 is one of New York's ZIP codes, delivering to addresses in Port Chester, Westchester County.

City: Port Chester
County: Westchester County
State: New York
Prefix: 105xx

Where this code sits

10573 is part of the 105xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Port Chester.

Port Chester New York ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 10573 delivers to without sharing its boundary.

914 Area code 914

ZIP codes nearest 10573

The ZIP codes whose reference points sit closest to 10573.
ZIP code	Distance	Delivers to
ZIP code 10577	2.2 mi	Purchase, NY
ZIP code 06831	2.5 mi	Greenwich, CT
ZIP code 06836	2.7 mi	Greenwich, CT
ZIP code 06830	3.1 mi	Greenwich, CT
ZIP code 10580	3.4 mi	Rye, NY
ZIP code 10605	4.0 mi	White Plains, NY
ZIP code 10528	4.0 mi	Harrison, NY
ZIP code 10604	4.0 mi	West Harrison, 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 10573, plotted from its record coordinates.

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

Scope ZIP code 10573. 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.