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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/09820

09820

ZIP 09820 is military mail, not a town: APO AE, the Armed Forces Europe routing code, which covers Europe, the Middle East, Africa and Canada. APO is the Army and Air Force Post Office. Mail to it carries a unit or ship number instead of a street, at domestic US postage.

Type
Military (APO/FPO/DPO)
Time zone
Europe/Istanbul
County
none
Metro area
none
Coordinates
42.0268, 35.1625
☼ Live from 09820 — APO AE

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Where 09820 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 09820
  • 🔢 Type 09820 into a pocket calculator and turn it upside down: OZBGO — not quite a word, sorry.
  • ➕ As a number, 9,820 = 2 × 2 × 5 × 491. Its digits add up to 19, a total 2,454 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011001011100
  • 🏠 Its numerical neighbours: 09819 (APO AE, a military post office, 491 mi away) and 09821 (APO AE, a military post office, 491 mi away). Next door on paper, a road trip in real life.
  • 🔄 Backwards, 09820 becomes 02890, which is not a ZIP code at all.
  • 👥 28 other ZIP codes are made of exactly the same digits (00928, 00982, 02809, 02908, 08029, 08092, …). The farthest-flung twin is 92008 in Carlsbad, CA, 6,957 miles away.
  • 🧭 Farther north than 75% of all ZIP codes, and farther east than 99%.
  • 🎯6,082 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 09820 and you would come out at 42.03°S, 144.84°W — 1,442 miles from Adamstown, Pitcairn, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 15m of daylight. Shortest: 9h 07m.
🌙 The sky over 09820 today
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🌋 Shake report
  • Checking the USGS…

Source: USGS.

Land area

ZIP codes near 09820

ZIPCityDistance
09822 APO AE, AE 188.9 mi
09823 APO AE, AE 188.9 mi
09826 APO AE, AE 287.9 mi
09817 APO AE, AE 303.7 mi
09824 APO AE, AE 347.3 mi
09818 APO AE, AE 350.9 mi
09838 FPO AE, AE 365.6 mi
09825 APO AE, AE 390.2 mi

Find every ZIP code within 10 miles of 09820 →

Questions about this ZIP code

Where is ZIP code 09820?

ZIP 09820 is military mail, not a town: APO AE, the Armed Forces Europe routing code, which covers Europe, the Middle East, Africa and Canada. APO is the Army and Air Force Post Office. Mail to it carries a unit or ship number instead of a street, at domestic US postage.

What county is 09820 in?

09820 belongs to no county — military ZIP codes are mail routing codes, not places.

What ZIP codes are near 09820?

The closest are 09822 (188.9 mi), 09823 (188.9 mi), 09826 (287.9 mi), 09817 (303.7 mi) and 09824 (347.3 mi).

Is 09820 a PO Box ZIP code?

09820 is a military (apo/fpo/dpo) ZIP code. A USPS routing code for military mail, not a geographic area.

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Cite this page

zipcodes.pro. “09820 ZIP Code — APO AE, Armed Forces Europe (Military Mail).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/09820

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