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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/12787

12787

ZIP 12787 is White Sulphur Springs, New York, in Sullivan County; area code 845; Eastern time.

Type
Standard
Time zone
America/New_York
County
Sullivan
Metro area
Monticello, NY
Population
192
Coordinates
41.7954, -74.8450
☼ Live from 12787 — White Sulphur Springs, NY

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Where 12787 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 12787
  • 🔢 Type 12787 into a pocket calculator and turn it upside down: LBLZI — not quite a word, sorry.
  • ➕ As a number, 12,787 = 19 × 673. Its digits add up to 25, a total 2,242 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11000111110011
  • 🏠 Its numerical neighbours: 12786 (White Lake, NY, 11 mi away) and 12788 (Woodbourne, NY, 13 mi away).
  • 🔄 Backwards, 12787 becomes 78721 — and that is a real ZIP code: Austin, TX, 1,497 miles away.
  • 👥 20 other ZIP codes are made of exactly the same digits (12778, 17728, 17827, 17872, 21778, 21787, …). The farthest-flung twin is 87712 in Buena Vista, NM, 1,673 miles away.
  • 🧭 Farther north than 74% of all ZIP codes, and farther east than 88%.
  • 🎯1,245 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 12787 and you would come out at 41.80°S, 105.15°E — 900 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 13m of daylight. Shortest: 9h 08m.
  • 📏 At 2.5 square miles of land, 12787 is bigger than 13% of ZIP codes — room for about 1.9 Central Parks.
🌙 The sky over 12787 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population192This ZIP192
Households139This ZIP139
Housing units139This ZIP139
Median age48.5This ZIP48.5New York39.8US 38.9
Median household income$43,102This ZIP$43,102New York$85,974US $80,734
Median home value$456,900This ZIP$456,900New York$423,800US $332,700
Bachelor's degree or higher12.6%This ZIP12.6%
Population density75.6 / sq miThis ZIP75.6 / sq mi

Business and tax activity

Business establishments8This ZIP8
Employees29This ZIP29
Annual payroll$1,162,000This ZIP$1,162,000
Tax returns filed220This ZIP220
Total adjusted gross income$12,382,000This ZIP$12,382,000

Land area

Land area2.54 sq miThis ZIP2.54 sq mi
Water area0.00 sq miThis ZIP0.00 sq mi

ZIP codes near 12787

ZIPCityDistance
12791 Youngsville, NY 2.9 mi
12748 Jeffersonville, NY 3.9 mi
12783 Swan Lake, NY 4.0 mi
12754 Liberty, NY 5.6 mi
12734 Ferndale, NY 6.4 mi
12724 Callicoon Center, NY 6.5 mi
12749 Kauneonga Lake, NY 7.0 mi
12766 North Branch, NY 7.0 mi
12750 Kenoza Lake, NY 7.4 mi
12768 Parksville, NY 7.6 mi

Find every ZIP code within 10 miles of 12787 →

Questions about this ZIP code

Where is ZIP code 12787?

12787 is in White Sulphur Springs, New York, in Sullivan County, part of the Monticello, NY micropolitan area. Its published point location is 41.7954, -74.8450.

What county is 12787 in?

12787 lies in Sullivan County.

What area code is 12787?

White Sulphur Springs uses area code 845, from NANPA's telephone records.

What time zone is 12787 in?

12787 uses America/New_York.

How many people live in 12787?

About 192 people live in ZIP code 12787, in 139 households, at 75.6 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 12787?

$43,102 a year, against $85,974 across New York.

What ZIP codes are near 12787?

The closest are 12791 (2.9 mi), 12748 (3.9 mi), 12783 (4 mi), 12754 (5.6 mi) and 12734 (6.4 mi).

Is 12787 a PO Box ZIP code?

12787 is a standard ZIP code. A normal ZIP code with street delivery.

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zipcodes.pro. “12787 ZIP Code — White Sulphur Springs, New York (Sullivan County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/12787

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