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/11956

11956

ZIP 11956 is New Suffolk, New York, in Suffolk County; area codes 631 and 934; Eastern time.

Type
Standard
Time zone
America/New_York
County
Suffolk
Population
298
Coordinates
40.9911, -72.4721
☼ Live from 11956 — New Suffolk, NY

Weather right now

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Local time: —

Where 11956 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 11956
  • 🔢 Type 11956 into a pocket calculator and turn it upside down: gSGII — not quite a word, sorry.
  • ➕ As a number, 11,956 = 2 × 2 × 7 × 7 × 61. Its digits add up to 22, a total 2,607 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111010110100
  • 🏠 Its numerical neighbours: 11955 (Moriches, NY, 22 mi away) and 11957 (Orient, NY, 24 mi away).
  • 🔄 Backwards, 11956 becomes 65911, which is not a ZIP code at all.
  • 👥 22 other ZIP codes are made of exactly the same digits (11569, 11596, 11695, 11965, 15619, 15691, …). The farthest-flung twin is 96511 in FPO AA, a military post office, 7,001 miles away.
  • 🧭 Farther north than 67% of all ZIP codes, and farther east than 94%.
  • 🎯1,371 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 11956 and you would come out at 40.99°S, 107.53°E — 777 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 08m of daylight. Shortest: 9h 13m.
  • 📏 At 1.3 square miles of land, 11956 is bigger than 9% of ZIP codes — about 614 football fields.
🌙 The sky over 11956 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population298This ZIP298
Households141This ZIP141
Housing units310This ZIP310
Median age62.5This ZIP62.5New York39.8US 38.9
Median household income$130,875This ZIP$130,875New York$85,974US $80,734
Median home value$1,060,000This ZIP$1,060,000New York$423,800US $332,700
Bachelor's degree or higher72.1%This ZIP72.1%
Mean commute58.7 minThis ZIP58.7 min
Population density235.0 / sq miThis ZIP235.0 / sq mi

Business and tax activity

Business establishments11This ZIP11
Employees65This ZIP65
Annual payroll$3,951,000This ZIP$3,951,000

Land area

Land area1.27 sq miThis ZIP1.27 sq mi
Water area1.87 sq miThis ZIP1.87 sq mi

Other place names in 11956

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

ZIP codes near 11956

ZIPCityDistance
11935 Cutchogue, NY 2.2 mi
11958 Peconic, NY 3.3 mi
11952 Mattituck, NY 4.0 mi
11948 Laurel, NY 4.6 mi
11971 Southold, NY 5.6 mi
11970 South Jamesport, NY 6.2 mi
11947 Jamesport, NY 6.6 mi
11968 Southampton, NY 6.7 mi
11976 Water Mill, NY 7.8 mi
11963 Sag Harbor, NY 8.0 mi

Find every ZIP code within 10 miles of 11956 →

Questions about this ZIP code

Where is ZIP code 11956?

11956 is in New Suffolk, New York, in Suffolk County, part of the New York-Newark-Jersey City, NY-NJ metropolitan area. Its published point location is 40.9911, -72.4721.

What county is 11956 in?

11956 lies in Suffolk County.

What area code is 11956?

New Suffolk uses area codes 631 and 934, from NANPA's telephone records.

What time zone is 11956 in?

11956 uses America/New_York.

How many people live in 11956?

About 298 people live in ZIP code 11956, in 141 households, at 235.0 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 11956?

$130,875 a year, against $85,974 across New York.

What ZIP codes are near 11956?

The closest are 11935 (2.2 mi), 11958 (3.3 mi), 11952 (4 mi), 11948 (4.6 mi) and 11971 (5.6 mi).

Is 11956 a PO Box ZIP code?

11956 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “11956 ZIP Code — New Suffolk, New York (Suffolk County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/11956

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