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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/01229

01229

ZIP 01229 is Glendale, Massachusetts, in Berkshire County; area code 413; Eastern time.

Type
Standard
Time zone
America/New_York
County
Berkshire
Metro area
Pittsfield, MA
Population
263
Coordinates
42.2901, -73.3542
☼ Live from 01229 — Glendale, MA

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Local time: —

Where 01229 is

Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.

★ Weird and wonderful facts about 01229
  • 🔢 Type 01229 into a pocket calculator and turn it upside down: GZZIO — not quite a word, sorry.
  • ➕ 01229 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 14, a total 1,416 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011001101
  • 🏠 Its numerical neighbours: 01227 (Dalton, MA, 16 mi away) and 01230 (Great Barrington, MA, 8 mi away).
  • 🔄 Backwards, 01229 becomes 92210 — and that is a real ZIP code: Indian Wells, CA, 2,387 miles away.
  • 👥 36 other ZIP codes are made of exactly the same digits (01922, 02129, 02912, 02921, 09212, 10922, …). The farthest-flung twin is 09212 in APO AE, a military post office, 3,762 miles away.
  • 🧭 Farther north than 77% of all ZIP codes, and farther east than 92%.
  • 🎯1,320 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 01229 and you would come out at 42.29°S, 106.65°E — 875 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 17m of daylight. Shortest: 9h 05m.
  • 📏 At 2.5 square miles of land, 01229 is bigger than 13% of ZIP codes — room for about 1.9 Central Parks.
🌙 The sky over 01229 today
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🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population263This ZIP263
Households106This ZIP106
Housing units117This ZIP117
Median age71.0This ZIP71.0Massachusetts40.0US 38.9
Median home value$395,900This ZIP$395,900Massachusetts$562,100US $332,700
Bachelor's degree or higher55.3%This ZIP55.3%
Population density105.9 / sq miThis ZIP105.9 / sq mi

Business and tax activity

Business establishments4This ZIP4
Employees41This ZIP41
Annual payroll$8,968,000This ZIP$8,968,000

Land area

Land area2.48 sq miThis ZIP2.48 sq mi
Water area0.07 sq miThis ZIP0.07 sq mi

ZIP codes near 01229

ZIPCityDistance
01236 Housatonic, MA 2.0 mi
01262 Stockbridge, MA 2.1 mi
01266 West Stockbridge, MA 2.3 mi
01260 South Lee, MA 4.5 mi
12017 Austerlitz, NY 5.6 mi
01242 Lenox Dale, MA 6.2 mi
01238 Lee, MA 6.3 mi
01254 Richmond, MA 6.4 mi
01240 Lenox, MA 7.8 mi
01252 North Egremont, MA 7.9 mi

Find every ZIP code within 10 miles of 01229 →

Questions about this ZIP code

Where is ZIP code 01229?

01229 is in Glendale, Massachusetts, in Berkshire County, part of the Pittsfield, MA metropolitan area. Its published point location is 42.2901, -73.3542.

What county is 01229 in?

01229 lies in Berkshire County.

What area code is 01229?

Glendale uses area code 413, from NANPA's telephone records.

What time zone is 01229 in?

01229 uses America/New_York.

How many people live in 01229?

About 263 people live in ZIP code 01229, in 106 households, at 105.9 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What ZIP codes are near 01229?

The closest are 01236 (2 mi), 01262 (2.1 mi), 01266 (2.3 mi), 01260 (4.5 mi) and 12017 (5.6 mi).

Is 01229 a PO Box ZIP code?

01229 is a standard ZIP code. A normal ZIP code with street delivery.

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zipcodes.pro. “01229 ZIP Code — Glendale, Massachusetts (Berkshire County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/01229

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