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 — ZIP/01441

01441

ZIP 01441 is in Westminster, Massachusetts, in Worcester County; area codes 978 and 351; Eastern time. Westminster has 2 ZIP codes; the other is 01473.

Type
No street area
Time zone
America/New_York
County
Worcester
Metro area
Worcester, MA
Coordinates
42.5459, -71.9106

The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

This ZIP code has no Census tabulation area of its own. Its point falls inside ZCTA 01473, whose figures describe that area — not this ZIP code.

☼ Live from 01441 — Westminster, MA

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Where 01441 is

This ZIP code has no Census tabulation area, so there is no boundary to draw — the marker is its published point location.

★ Weird and wonderful facts about 01441
  • 🔢 Type 01441 into a pocket calculator and turn it upside down: IhhIO — not quite a word, sorry.
  • ➕ As a number, 1,441 = 11 × 131. Its digits add up to 10, a total 513 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110100001
  • 🏠 Its numerical neighbours: 01440 (Gardner, MA, 5 mi away) and 01450 (Groton, MA, 18 mi away).
  • 🔄 Backwards, 01441 becomes 14410 — and that is a real ZIP code: Adams Basin, NY, 304 miles away.
  • 👥 10 other ZIP codes are made of exactly the same digits (01144, 04411, 14041, 14140, 14410, 41014, …). The farthest-flung twin is 41014 in Covington, KY, 700 miles away.
  • 🧭 Farther north than 79% of all ZIP codes, and farther east than 95%.
  • 🎯1,393 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 01441 and you would come out at 42.55°S, 108.09°E — 847 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 18m of daylight. Shortest: 9h 03m.
🌙 The sky over 01441 today
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🌋 Shake report
  • Checking the USGS…

Source: USGS.

Business and tax activity

Business establishments4This ZIP4
Employees700This ZIP700
Annual payroll$59,012,000This ZIP$59,012,000

Land area

ZIP codes near 01441

ZIPCityDistance
01473 Westminster, MA 0.7 mi
01440 Gardner, MA 4.8 mi
01420 Fitchburg, MA 5.5 mi
01452 Hubbardston, MA 5.8 mi
01438 East Templeton, MA 6.5 mi
01541 Princeton, MA 6.6 mi
01453 Leominster, MA 7.7 mi
01468 Templeton, MA 8.0 mi
01430 Ashburnham, MA 8.8 mi
01564 Sterling, MA 9.6 mi

Find every ZIP code within 10 miles of 01441 →

Questions about this ZIP code

Where is ZIP code 01441?

01441 is in Westminster, Massachusetts, in Worcester County, part of the Worcester, MA metropolitan area. Its published point location is 42.5459, -71.9106.

What county is 01441 in?

01441 lies in Worcester County.

What area code is 01441?

Westminster uses area codes 978 and 351, from NANPA's telephone records.

What time zone is 01441 in?

01441 uses America/New_York.

What ZIP codes are near 01441?

The closest are 01473 (0.7 mi), 01440 (4.8 mi), 01420 (5.5 mi), 01452 (5.8 mi) and 01438 (6.5 mi).

Is 01441 a PO Box ZIP code?

Possibly. The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

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Cite this page

zipcodes.pro. “01441 ZIP Code — Westminster, Massachusetts (Worcester County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/01441

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/01441.json

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