ZIP Code 13865

13865 is one of New York's ZIP codes, delivering to addresses in Windsor, Broome County.

City: Windsor
County: Broome County
State: New York
Prefix: 138xx

Where this code sits

13865 is part of the 138xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Windsor.

Windsor New York ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 13865 delivers to without sharing its boundary.

607 Area code 607

ZIP codes nearest 13865

The ZIP codes whose reference points sit closest to 13865.
ZIP code	Distance	Delivers to
ZIP code 13826	3.5 mi	Ouaquaga, NY
ZIP code 13787	7.4 mi	Harpursville, NY
ZIP code 13813	7.6 mi	Nineveh, NY
ZIP code 13795	8.0 mi	Kirkwood, NY
ZIP code 18827	8.7 mi	Lanesboro, PA
ZIP code 13749	8.8 mi	Corbettsville, NY
ZIP code 13748	8.8 mi	Conklin, NY
ZIP code 18821	8.9 mi	Great Bend, PA

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 13865, plotted from its record coordinates.

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

Scope ZIP code 13865. 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.