Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/MA/ASHBY

Ashby ZIP code, Massachusetts

The ZIP code for Ashby, MA is 01431, and its area codes are 351 and 978.

USPS city name
1 ZIP code
Population
3,211
Area codes
351, 978

Ashby in numbers

About 3,211 people live in Ashby, in 1,261 households. The median household income is $115,598 a year, 11% above the Massachusetts median of $103,960 (US: $80,734). The median owner-occupied home is valued at $390,500 (31% below the Massachusetts median).

Population3,211Ashby3,211
Households1,261Ashby1,261
Median household income$115,598Ashby$115,598Massachusetts$103,960US $80,734
Median home value$390,500Ashby$390,500Massachusetts$562,100US $332,700

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the ZIP code addressed as Ashby. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Ashby

ZIP codes with the USPS city name Ashby
ZIP City Type Population Median income Median home
01431 Ashby , MA Standard 3,211 $115,598 $390,500

Map of Ashby ZIP codes

01431

The ZIP codes of Ashby, MA, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Ashby

The nearest larger towns are Fitchburg (41,798 people, 5.2 mi), Gardner (21,148 people, 10 mi) and Winchendon (4,331 people, 11 mi).

Towns near Ashby
TownPopulationDistance
Fitchburg 41,798 5.2 mi
Gardner 21,148 10.2 mi
Winchendon 4,331 10.6 mi
Leominster 43,909 11.2 mi
Milford, NH 8,956 13.3 mi
Jaffrey, NH 3,277 13.5 mi
Baldwinville 2,528 13.5 mi
Ayer 3,098 14.9 mi
Peterborough, NH 2,539 15.3 mi
Nashua, NH 91,294 18.1 mi
Clinton 7,658 19.3 mi
Littleton Common 3,289 20.8 mi
Athol 8,801 21.0 mi
Hudson, NH 7,469 21.2 mi

More nearby: every ZIP code in Middlesex County · Massachusetts ZIP codes

Cite this page

zipcodes.pro. “Ashby, MA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ma/ashby

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