ZIP Code 01586

01586 is one of Massachusetts's ZIP codes, delivering to addresses in West Millbury, Worcester County.

City: West Millbury
County: Worcester County
State: Massachusetts
Prefix: 015xx

Where this code sits

01586 is part of the 015xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to West Millbury.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 01586 delivers to without sharing its boundary.

ZIP codes nearest 01586

The ZIP codes whose reference points sit closest to 01586.
ZIP code	Distance	Delivers to
ZIP code 01527	2.7 mi	Millbury, MA
ZIP code 01501	3.0 mi	Auburn, MA
ZIP code 01590	4.0 mi	Sutton, MA
ZIP code 01607	4.1 mi	Worcester, MA
ZIP code 01537	4.2 mi	North Oxford, MA
ZIP code 01540	5.2 mi	Oxford, MA
ZIP code 01603	5.4 mi	Worcester, MA
ZIP code 01610	5.4 mi	Worcester, 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 01586, plotted from its record coordinates.

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

Scope ZIP code 01586. 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.