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Home/United States/Massachusetts

Massachusetts postal codes

Updated 2026-11-09
685 codes510 places5 digits

Popular places

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Boston 36Springfield 19Worcester 15New Bedford 6Lynn 6Cambridge 6Lowell 5Framingham 5Fall River 5Chicopee 5Brockton 5Andover 5Woburn 4Waltham 4Quincy 4Lawrence 4Haverhill 4Watertown 3Somerville 3Plymouth 3Pittsfield 3Northampton 3North Reading 3Middleboro 3

Format

Format
5 digits
Example
90210
Codes
685
Places
510
Ad slot · 300×250

Codes

All →
010010100201003010040100501007010080100901010010110101201013010140102001021010220102601027010280102901030010310103201033010340103501036010370103801039010400104101050010530105401056010570105901060010610106201063010660106801069010700107101072

FAQ

How many codes does Massachusetts have?

685 unique codes.

Updated 2026-11-09. Attribution in Data & license.