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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/11940

11940

ZIP 11940 is East Moriches, New York, in Suffolk County; area codes 631 and 934; Eastern time.

Type
Standard
Time zone
America/New_York
County
Suffolk
Population
5,819
Coordinates
40.8088, -72.7566
☼ Live from 11940 — East Moriches, NY

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Local time: —

Where 11940 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 11940
  • 🔢 Type 11940 into a pocket calculator and turn it upside down: OhGII — not quite a word, sorry.
  • ➕ As a number, 11,940 = 2 × 2 × 3 × 5 × 199. Its digits add up to 15, a total 1,657 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111010100100
  • 🏠 Its numerical neighbours: 11939 (East Marion, NY, 32 mi away) and 11941 (Eastport, NY, 2 mi away).
  • 🔄 Backwards, 11940 becomes 04911 — and that is a real ZIP code: Anson, ME, 309 miles away.
  • 👥 25 other ZIP codes are made of exactly the same digits (04911, 09114, 09141, 10914, 10941, 14091, …). The farthest-flung twin is 09114 in APO AE, a military post office, 3,941 miles away.
  • 🧭 Farther north than 65% of all ZIP codes, and farther east than 93%.
  • 🎯1,357 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 11940 and you would come out at 40.81°S, 107.24°E — 776 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 06m of daylight. Shortest: 9h 14m.
  • 📏 At 5.0 square miles of land, 11940 is bigger than 19% of ZIP codes — room for about 3.8 Central Parks.
🌙 The sky over 11940 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population5,819This ZIP5,819
Households2,119This ZIP2,119
Housing units2,256This ZIP2,256
Median age43.9This ZIP43.9New York39.8US 38.9
Median household income$138,639This ZIP$138,639New York$85,974US $80,734
Median home value$661,600This ZIP$661,600New York$423,800US $332,700
Median gross rent$2,314This ZIP$2,314New York$1,621US $1,413
Bachelor's degree or higher40.1%This ZIP40.1%
Mean commute33.1 minThis ZIP33.1 min
Population density1,161.2 / sq miThis ZIP1,161.2 / sq mi

Business and tax activity

Business establishments183This ZIP183
Employees1,860This ZIP1,860
Annual payroll$128,076,000This ZIP$128,076,000
Tax returns filed2,900This ZIP2,900
Total adjusted gross income$396,549,000This ZIP$396,549,000

Land area

Land area5.01 sq miThis ZIP5.01 sq mi
Water area0.41 sq miThis ZIP0.41 sq mi

Other place names in 11940

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

ZIP codes near 11940

ZIPCityDistance
11934 Center Moriches, NY 2.1 mi
11941 Eastport, NY 2.3 mi
11960 Remsenburg, NY 2.6 mi
11972 Speonk, NY 3.1 mi
11955 Moriches, NY 3.5 mi
11977 Westhampton, NY 4.3 mi
11949 Manorville, NY 4.7 mi
11950 Mastic, NY 4.7 mi
11951 Mastic Beach, NY 5.1 mi
11978 Westhampton Beach, NY 6.3 mi

Find every ZIP code within 10 miles of 11940 →

Questions about this ZIP code

Where is ZIP code 11940?

11940 is in East Moriches, New York, in Suffolk County, part of the New York-Newark-Jersey City, NY-NJ metropolitan area. Its published point location is 40.8088, -72.7566.

What county is 11940 in?

11940 lies in Suffolk County.

What area code is 11940?

East Moriches uses area codes 631 and 934, from NANPA's telephone records.

What time zone is 11940 in?

11940 uses America/New_York.

How many people live in 11940?

About 5,819 people live in ZIP code 11940, in 2,119 households, at 1,161.2 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 11940?

$138,639 a year, against $85,974 across New York.

What ZIP codes are near 11940?

The closest are 11934 (2.1 mi), 11941 (2.3 mi), 11960 (2.6 mi), 11972 (3.1 mi) and 11955 (3.5 mi).

Is 11940 a PO Box ZIP code?

11940 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “11940 ZIP Code — East Moriches, New York (Suffolk County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/11940

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