ZIP Code 12737

12737 is one of New York's ZIP codes, delivering to addresses in Glen Spey, Sullivan County.

City: Glen Spey
County: Sullivan County
State: New York
Prefix: 127xx

Where this code sits

12737 is part of the 127xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Glen Spey.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 12737 delivers to without sharing its boundary.

ZIP codes nearest 12737

The ZIP codes whose reference points sit closest to 12737.
ZIP code	Distance	Delivers to
ZIP code 12770	3.2 mi	Pond Eddy, NY
ZIP code 12743	4.1 mi	Highland Lake, NY
ZIP code 12780	5.0 mi	Sparrow Bush, NY
ZIP code 12732	6.0 mi	Eldred, NY
ZIP code 12719	6.0 mi	Barryville, NY
ZIP code 18340	6.0 mi	Millrift, PA
ZIP code 12777	7.0 mi	Forestburgh, NY
ZIP code 12792	7.4 mi	Yulan, 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 12737, plotted from its record coordinates.

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

Scope ZIP code 12737. 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.