ZIP Code 02331

02331 is one of Massachusetts's ZIP codes, delivering to addresses in Duxbury, Plymouth County.

City: Duxbury
County: Plymouth County
State: Massachusetts
Prefix: 023xx

Where this code sits

02331 is part of the 023xx range, the group of codes handled by one mail processing centre. Duxbury is served by 2 ZIP codes in total; the full list, with the county each falls in, is on the Duxbury page.

Duxbury Massachusetts ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 02331 delivers to without sharing its boundary.

ZIP codes nearest 02331

The ZIP codes whose reference points sit closest to 02331.
ZIP code	Distance	Delivers to
ZIP code 02361	0.0 mi	Plymouth, MA
ZIP code 02362	1.9 mi	Plymouth, MA
ZIP code 02364	2.6 mi	Kingston, MA
ZIP code 02332	4.9 mi	Duxbury, MA
ZIP code 02360	5.2 mi	Plymouth, MA
ZIP code 02367	5.3 mi	Plympton, MA
ZIP code 02355	6.3 mi	North Carver, MA
ZIP code 02330	6.6 mi	Carver, MA

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 02331, plotted from its record coordinates.

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

Scope ZIP code 02331. 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.