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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/11794

11794

ZIP 11794 is in Stony Brook, New York, in Suffolk County; area codes 631 and 934; Eastern time. Stony Brook has 2 ZIP codes; the other is 11790.

Type
Standard
Time zone
America/New_York
County
Suffolk
Population
831
Coordinates
40.9192, -73.1250
☼ Live from 11794 — Stony Brook, NY

Weather right now

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Local time: —

Where 11794 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 11794
  • 🔢 Type 11794 into a pocket calculator and turn it upside down: hGLII — not quite a word, sorry.
  • ➕ As a number, 11,794 = 2 × 5897. Its digits add up to 22, a total 2,607 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111000010010
  • 🏠 Its numerical neighbours: 11793 (Wantagh, NY, 28 mi away) and 11795 (West Islip, NY, 17 mi away).
  • 🔄 Backwards, 11794 becomes 49711 — and that is a real ZIP code: Bay Shore, MI, 676 miles away.
  • 👥 24 other ZIP codes are made of exactly the same digits (11749, 11947, 14719, 17941, 19147, 19714, …). The farthest-flung twin is 94117 in San Francisco, CA, 2,609 miles away.
  • 🧭 Farther north than 66% of all ZIP codes, and farther east than 93%.
  • 🎯1,337 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 11794 and you would come out at 40.92°S, 106.87°E — 795 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 07m of daylight. Shortest: 9h 14m.
  • 📏 At 0.228 square miles of land, 11794 is bigger than 3% of ZIP codes — about 110 football fields.
🌙 The sky over 11794 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population831This ZIP831
Households0
Housing units0
Median age19.9This ZIP19.9New York39.8US 38.9
Bachelor's degree or higher100.0%This ZIP100.0%
Mean commute14.0 minThis ZIP14.0 min
Population density3,644.7 / sq miThis ZIP3,644.7 / sq mi

Business and tax activity

Business establishments53This ZIP53
Employees11,090This ZIP11,090
Annual payroll$872,838,000This ZIP$872,838,000

Land area

Land area0.23 sq miThis ZIP0.23 sq mi
Water area0.00 sq mi

Other place names in 11794

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

ZIP codes near 11794

ZIPCityDistance
11790 Stony Brook, NY 0.8 mi
11733 East Setauket, NY 1.6 mi
11780 Saint James, NY 2.5 mi
11777 Port Jefferson, NY 4.0 mi
11720 Centereach, NY 4.1 mi
11776 Port Jefferson Station, NY 4.2 mi
11755 Lake Grove, NY 4.3 mi
11767 Nesconset, NY 5.1 mi
11784 Selden, NY 5.6 mi
11766 Mount Sinai, NY 5.7 mi

Find every ZIP code within 10 miles of 11794 →

Questions about this ZIP code

Where is ZIP code 11794?

11794 is in Stony Brook, New York, in Suffolk County, part of the New York-Newark-Jersey City, NY-NJ metropolitan area. Its published point location is 40.9192, -73.1250.

What county is 11794 in?

11794 lies in Suffolk County.

What area code is 11794?

Stony Brook uses area codes 631 and 934, from NANPA's telephone records.

What time zone is 11794 in?

11794 uses America/New_York.

How many people live in 11794?

About 831 people live in ZIP code 11794, at 3,644.7 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 11794?

The closest are 11790 (0.8 mi), 11733 (1.6 mi), 11780 (2.5 mi), 11777 (4 mi) and 11720 (4.1 mi).

Is 11794 a PO Box ZIP code?

11794 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “11794 ZIP Code — Stony Brook, New York (Suffolk County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/11794

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