ZIP Code 03289

03289 is one of New Hampshire's ZIP codes, delivering to addresses in Winnisquam, Belknap County.

City: Winnisquam
County: Belknap County
State: New Hampshire
Prefix: 032xx

Where this code sits

03289 is part of the 032xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Winnisquam.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 03289 delivers to without sharing its boundary.

603 Area code 603

ZIP codes nearest 03289

The ZIP codes whose reference points sit closest to 03289.
ZIP code	Distance	Delivers to
ZIP code 03252	2.1 mi	Lochmere, NH
ZIP code 03220	3.5 mi	Belmont, NH
ZIP code 03276	3.8 mi	Tilton, NH
ZIP code 03298	4.2 mi	Tilton, NH
ZIP code 03299	4.2 mi	Tilton, NH
ZIP code 03269	5.5 mi	Sanbornton, NH
ZIP code 03246	5.7 mi	Laconia, NH
ZIP code 03249	6.7 mi	Gilford, NH

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 03289, plotted from its record coordinates.

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

Scope ZIP code 03289. 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.