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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/00803

00803

ZIP 00803 is in St Thomas, U.S. Virgin Islands; Atlantic time. St Thomas has 5 ZIP codes; the others are 00801, 00802, 00804 and 00805.

Type
No street area
Time zone
America/St_Thomas
County
none
Metro area
none
Coordinates
18.3223, -64.9637

The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

☼ Live from 00803 — St Thomas, VI

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Local time: —

Where 00803 is

This ZIP code has no Census tabulation area, so there is no boundary to draw — the marker is its published point location.

★ Weird and wonderful facts about 00803
  • 🔢 Type 00803 into a pocket calculator and turn it upside down: EOBOO — not quite a word, sorry.
  • ➕ As a number, 803 = 11 × 73. Its digits add up to 11, a total 714 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1100100011
  • 🏠 Its numerical neighbours: 00802 (St Thomas, VI, 3 mi away) and 00804 (St Thomas, VI, 0 mi away).
  • 🔄 Backwards, 00803 becomes 30800, which is not a ZIP code at all.
  • 👥 7 other ZIP codes are made of exactly the same digits (00830, 08003, 08030, 30008, 30080, 80003, …). The farthest-flung twin is 80003 in Arvada, CO, 2,807 miles away.
  • 🧭 Farther south than 99% of all ZIP codes, and farther east than 98%.
  • 🎯2,491 miles southeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 00803 and you would come out at 18.32°S, 115.04°E — 668 miles from Denpasar, Indonesia, the nearest big city to that spot.
  • ☀Longest day of the year: 13h 14m of daylight. Shortest: 11h 02m.
🌙 The sky over 00803 today
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Source: USGS.

Land area

ZIP codes near 00803

ZIPCityDistance
00804 St Thomas, VI 0.0 mi
00805 St Thomas, VI 0.0 mi
00801 St Thomas, VI 1.9 mi
00802 St Thomas, VI 2.9 mi
00831 St John, VI 11.6 mi
00830 St John, VI 14.9 mi
00775 Culebra, PR 22.6 mi
00765 Vieques, PR 33.1 mi
00841 Frederiksted, VI 39.8 mi
00851 Kingshill, VI 41.4 mi

Find every ZIP code within 10 miles of 00803 →

Questions about this ZIP code

Where is ZIP code 00803?

00803 is in St Thomas, U.S. Virgin Islands. Its published point location is 18.3223, -64.9637.

What county is 00803 in?

00803 belongs to no county — military ZIP codes are mail routing codes, not places.

What time zone is 00803 in?

00803 uses America/St_Thomas.

What ZIP codes are near 00803?

The closest are 00804 (0 mi), 00805 (0 mi), 00801 (1.9 mi), 00802 (2.9 mi) and 00831 (11.6 mi).

Is 00803 a PO Box ZIP code?

Possibly. The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

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Cite this page

zipcodes.pro. “00803 ZIP Code — St Thomas, U.S. Virgin Islands.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/00803

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/00803.json

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