ZIP Code 10590

10590 is one of New York's ZIP codes, delivering to addresses in South Salem, Westchester County.

City: South Salem
County: Westchester County
State: New York
Prefix: 105xx

Where this code sits

10590 is part of the 105xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to South Salem.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 10590 delivers to without sharing its boundary.

914 Area code 914

ZIP codes nearest 10590

The ZIP codes whose reference points sit closest to 10590.
ZIP code	Distance	Delivers to
ZIP code 06879	2.8 mi	Ridgefield, CT
ZIP code 10518	3.4 mi	Cross River, NY
ZIP code 06877	3.7 mi	Ridgefield, CT
ZIP code 10576	3.9 mi	Pound Ridge, NY
ZIP code 10597	4.7 mi	Waccabuc, NY
ZIP code 06829	5.8 mi	Georgetown, CT
ZIP code 10526	6.4 mi	Goldens Bridge, NY
ZIP code 06897	6.5 mi	Wilton, CT

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 10590, plotted from its record coordinates.

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

Scope ZIP code 10590. 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.