ZIP Code 03223

03223 is one of New Hampshire's ZIP codes, delivering to addresses in Campton, Grafton County.

City: Campton
County: Grafton County
State: New Hampshire
Prefix: 032xx

Where this code sits

03223 is part of the 032xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Campton.

Campton New Hampshire ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 03223 delivers to without sharing its boundary.

603 Area code 603

ZIP codes nearest 03223

The ZIP codes whose reference points sit closest to 03223.
ZIP code	Distance	Delivers to
ZIP code 03285	4.5 mi	Thornton, NH
ZIP code 03264	6.0 mi	Plymouth, NH
ZIP code 03245	7.8 mi	Holderness, NH
ZIP code 03293	9.4 mi	Woodstock, NH
ZIP code 03266	9.5 mi	Rumney, NH
ZIP code 03217	9.9 mi	Ashland, NH
ZIP code 03227	11 mi	Center Sandwich, NH
ZIP code 03215	11 mi	Waterville Valley, 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 03223, plotted from its record coordinates.

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

Scope ZIP code 03223. 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.