ZIP Code 11729

11729 is one of New York's ZIP codes, delivering to addresses in Deer Park, Suffolk County.

City: Deer Park
County: Suffolk County
State: New York
Prefix: 117xx

Where this code sits

11729 is part of the 117xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Deer Park.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 11729 delivers to without sharing its boundary.

ZIP codes nearest 11729

The ZIP codes whose reference points sit closest to 11729.
ZIP code	Distance	Delivers to
ZIP code 11703	1.9 mi	North Babylon, NY
ZIP code 11798	2.7 mi	Wyandanch, NY
ZIP code 11707	3.2 mi	West Babylon, NY
ZIP code 11704	3.5 mi	West Babylon, NY
ZIP code 11795	3.5 mi	West Islip, NY
ZIP code 11718	3.9 mi	Brightwaters, NY
ZIP code 11717	4.2 mi	Brentwood, NY
ZIP code 11746	4.3 mi	Huntington Station, 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 11729, plotted from its record coordinates.

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

Scope ZIP code 11729. 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.