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/11531

11531

ZIP 11531 is in Garden City, New York, in Nassau County; area codes 516 and 363; Eastern time. Garden City has 3 ZIP codes; the others are 11530 and 11599.

Type
No street area
Time zone
America/New_York
County
Nassau
Coordinates
40.7268, -73.6343

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 11530, whose figures describe that area — not this ZIP code.

☼ Live from 11531 — Garden City, NY

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Where 11531 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 11531
  • 🔢 Type 11531 into a pocket calculator and turn it upside down: IESII — not quite a word, sorry.
  • ➕ As a number, 11,531 = 13 × 887. Its digits add up to 11, a total 714 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110100001011
  • 🏠 Its numerical neighbours: 11530 (Garden City, NY, 0 mi away) and 11542 (Glen Cove, NY, 10 mi away).
  • 🔄 Backwards, 11531 becomes 13511, which is not a ZIP code at all.
  • 👥 5 other ZIP codes are made of exactly the same digits (11351, 13115, 15131, 15311, 35111). The farthest-flung twin is 35111 in Mc Calla, AL, 902 miles away.
  • 🧭 Farther north than 63% of all ZIP codes, and farther east than 92%.
  • 🎯1,312 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 11531 and you would come out at 40.73°S, 106.37°E — 803 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 06m of daylight. Shortest: 9h 15m.
🌙 The sky over 11531 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

Business and tax activity

Business establishments6This ZIP6
Employees61This ZIP61
Annual payroll$2,766,000This ZIP$2,766,000

Land area

ZIP codes near 11531

ZIPCityDistance
11599 Garden City, NY 0.0 mi
11530 Garden City, NY 0.1 mi
11501 Mineola, NY 1.4 mi
11551 Hempstead, NY 1.6 mi
11550 Hempstead, NY 1.9 mi
11549 Hempstead, NY 1.9 mi
11514 Carle Place, NY 1.9 mi
11596 Williston Park, NY 2.3 mi
11022 Great Neck, NY 2.6 mi
11026 Great Neck, NY 2.6 mi

Find every ZIP code within 10 miles of 11531 →

Questions about this ZIP code

Where is ZIP code 11531?

11531 is in Garden City, New York, in Nassau County, part of the New York-Newark-Jersey City, NY-NJ metropolitan area. Its published point location is 40.7268, -73.6343.

What county is 11531 in?

11531 lies in Nassau County.

What area code is 11531?

Garden City uses area codes 516 and 363, from NANPA's telephone records.

What time zone is 11531 in?

11531 uses America/New_York.

What ZIP codes are near 11531?

The closest are 11599 (0 mi), 11530 (0.1 mi), 11501 (1.4 mi), 11551 (1.6 mi) and 11550 (1.9 mi).

Is 11531 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. “11531 ZIP Code — Garden City, New York (Nassau County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/11531

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/11531.json

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