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/00851

00851

ZIP 00851 is in Kingshill, U.S. Virgin Islands, in St. Croix Island; Atlantic time. Kingshill has 2 ZIP codes; the other is 00850.

Type
Standard
Time zone
America/St_Thomas
Metro area
none
Coordinates
17.7475, -64.7874
☼ Live from 00851 — Kingshill, VI

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 00851 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 00851
  • 🔢 Type 00851 into a pocket calculator and turn it upside down: ISBOO — not quite a word, sorry.
  • ➕ As a number, 851 = 23 × 37. Its digits add up to 14, a total 1,416 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1101010011
  • 🏠 Its numerical neighbours: 00850 (Kingshill, VI, 1 mi away) and 00901 (San Juan, PR, 100 mi away).
  • 🔄 Backwards, 00851 becomes 15800, which is not a ZIP code at all.
  • 👥 25 other ZIP codes are made of exactly the same digits (01085, 01508, 01805, 01850, 05081, 08015, …). The farthest-flung twin is 85001 in Phoenix, AZ, 3,109 miles away.
  • 🧭 Farther south than 99% of all ZIP codes, and farther east than 98%.
  • 🎯2,527 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 00851 and you would come out at 17.75°S, 115.21°E — 629 miles from Denpasar, Indonesia, the nearest big city to that spot.
  • ☀Longest day of the year: 13h 12m of daylight. Shortest: 11h 04m.
  • 📏 At 0.371 square miles of land, 00851 is bigger than 4% of ZIP codes — about 180 football fields.
🌙 The sky over 00851 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

Land area

Land area0.37 sq miThis ZIP0.37 sq mi
Water area0.00 sq mi

ZIP codes near 00851

ZIPCityDistance
00850 Kingshill, VI 1.5 mi
00841 Frederiksted, VI 1.9 mi
00823 Christiansted, VI 3.3 mi
00821 Christiansted, VI 3.6 mi
00822 Christiansted, VI 3.6 mi
00840 Frederiksted, VI 4.3 mi
00820 Christiansted, VI 5.3 mi
00824 Christiansted, VI 6.9 mi
00831 St John, VI 40.1 mi
00830 St John, VI 41.0 mi

Find every ZIP code within 10 miles of 00851 →

Questions about this ZIP code

Where is ZIP code 00851?

00851 is in Kingshill, U.S. Virgin Islands, in St. Croix Island. Its published point location is 17.7475, -64.7874.

What county is 00851 in?

00851 lies in St. Croix Island.

What time zone is 00851 in?

00851 uses America/St_Thomas.

What ZIP codes are near 00851?

The closest are 00850 (1.5 mi), 00841 (1.9 mi), 00823 (3.3 mi), 00821 (3.6 mi) and 00822 (3.6 mi).

Is 00851 a PO Box ZIP code?

00851 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “00851 ZIP Code — Kingshill, U.S. Virgin Islands (St. Croix Island).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/00851

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/00851.json

Underlying data is public domain or openly licensed — sources, vintages and licences.