ZIP Code 01830

01830 is one of Massachusetts's ZIP codes, delivering to addresses in Haverhill, Essex County.

City: Haverhill
County: Essex County
State: Massachusetts
Prefix: 018xx

Where this code sits

01830 is part of the 018xx range, the group of codes handled by one mail processing centre. Haverhill is served by 4 ZIP codes in total; the full list, with the county each falls in, is on the Haverhill page.

Haverhill Massachusetts ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 01830 delivers to without sharing its boundary.

ZIP codes nearest 01830

The ZIP codes whose reference points sit closest to 01830.
ZIP code	Distance	Delivers to
ZIP code 01832	1.9 mi	Haverhill, MA
ZIP code 01835	2.3 mi	Haverhill, MA
ZIP code 01831	2.7 mi	Haverhill, MA
ZIP code 01834	3.2 mi	Groveland, MA
ZIP code 03865	3.6 mi	Plaistow, NH
ZIP code 01860	4.8 mi	Merrimac, MA
ZIP code 01985	4.8 mi	West Newbury, MA
ZIP code 01885	5.4 mi	West Boxford, 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 01830, plotted from its record coordinates.

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

Scope ZIP code 01830. 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.