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/11549

11549

ZIP 11549 is in Hempstead, New York, in Nassau County; area codes 516 and 363; Eastern time. Hempstead has 3 ZIP codes; the others are 11550 and 11551.

Type
Standard
Time zone
America/New_York
County
Nassau
Population
2,359
Coordinates
40.7190, -73.5997
☼ Live from 11549 — Hempstead, NY

Weather right now

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Local time: —

Where 11549 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 11549
  • 🔢 Type 11549 into a pocket calculator and turn it upside down: GhSII — not quite a word, sorry.
  • ➕ 11549 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 20, a total 2,586 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110100011101
  • 🏠 Its numerical neighbours: 11548 (Greenvale, NY, 6 mi away) and 11550 (Hempstead, NY, 2 mi away).
  • 🔄 Backwards, 11549 becomes 94511 — and that is a real ZIP code: Bethel Island, CA, 2,540 miles away.
  • 👥 21 other ZIP codes are made of exactly the same digits (11954, 14519, 14591, 15419, 19145, 19154, …). The farthest-flung twin is 94115 in San Francisco, CA, 2,587 miles away.
  • 🧭 Farther north than 63% of all ZIP codes, and farther east than 92%.
  • 🎯1,314 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 11549 and you would come out at 40.72°S, 106.40°E — 802 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 06m of daylight. Shortest: 9h 15m.
  • 📏 At 0.240 square miles of land, 11549 is bigger than 3% of ZIP codes — about 116 football fields.
🌙 The sky over 11549 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population2,359This ZIP2,359
Households0
Housing units0
Median age20.3This ZIP20.3New York39.8US 38.9
Bachelor's degree or higher71.6%This ZIP71.6%
Mean commute11.3 minThis ZIP11.3 min
Population density9,829.2 / sq miThis ZIP9,829.2 / sq mi

Business and tax activity

Business establishments8This ZIP8
Employees3,099This ZIP3,099
Annual payroll$221,370,000This ZIP$221,370,000

Land area

Land area0.24 sq miThis ZIP0.24 sq mi
Water area0.00 sq mi

Other place names in 11549

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 11549

ZIPCityDistance
11556 Uniondale, NY 0.9 mi
11553 Uniondale, NY 1.0 mi
11551 Hempstead, NY 1.3 mi
11555 Uniondale, NY 1.3 mi
11550 Hempstead, NY 1.7 mi
11531 Garden City, NY 1.9 mi
11599 Garden City, NY 1.9 mi
11530 Garden City, NY 2.0 mi
11554 East Meadow, NY 2.1 mi
11514 Carle Place, NY 2.2 mi

Find every ZIP code within 10 miles of 11549 →

Questions about this ZIP code

Where is ZIP code 11549?

11549 is in Hempstead, New York, in Nassau County, part of the New York-Newark-Jersey City, NY-NJ metropolitan area. Its published point location is 40.7190, -73.5997.

What county is 11549 in?

11549 lies in Nassau County.

What area code is 11549?

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

What time zone is 11549 in?

11549 uses America/New_York.

How many people live in 11549?

About 2,359 people live in ZIP code 11549, at 9,829.2 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 11549?

The closest are 11556 (0.9 mi), 11553 (1 mi), 11551 (1.3 mi), 11555 (1.3 mi) and 11550 (1.7 mi).

Is 11549 a PO Box ZIP code?

11549 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “11549 ZIP Code — Hempstead, New York (Nassau County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/11549

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