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/09001

09001

ZIP 09001 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/Rome
County
none
Metro area
none
Coordinates
38.1105, 15.6613
☼ Live from 09001 — APO AE

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Where 09001 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 09001
  • 🔢 Type 09001 into a pocket calculator and turn it upside down: IOOGO — not quite a word, sorry.
  • ➕ 09001 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 10, a total 513 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10001100101001
  • 🏠 Its numerical neighbours: 08989 (New Brunswick, NJ, 4,592 mi away) and 09007 (APO AE, a military post office, 854 mi away). Next door on paper, a road trip in real life.
  • 🔄 Backwards, 09001 becomes 10090 — and that is a real ZIP code: New York, NY, 4,560 miles away.
  • 👥 9 other ZIP codes are made of exactly the same digits (00901, 00910, 01009, 01090, 09100, 10009, …). The farthest-flung twin is 90001 in Los Angeles, CA, 6,645 miles away.
  • 🧭 Farther south than 57% of all ZIP codes, and farther east than 99%.
  • 🎯5,634 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 09001 and you would come out at 38.11°S, 164.34°W — 1,129 miles from Wellington, New Zealand, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 49m of daylight. Shortest: 9h 31m.
🌙 The sky over 09001 today
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Source: USGS.

Land area

ZIP codes near 09001

ZIPCityDistance
09627 FPO AE, AE 63.5 mi
09694 APO AE, AE 98.9 mi
09619 FPO AE, AE 203.5 mi
09620 FPO AE, AE 203.5 mi
09621 FPO AE, AE 203.5 mi
09625 FPO AE, AE 203.5 mi
09626 FPO AE, AE 203.5 mi
09622 FPO AE, AE 205.4 mi
09605 APO AE, AE 212.4 mi
09609 FPO AE, AE 241.5 mi

Find every ZIP code within 10 miles of 09001 →

Questions about this ZIP code

Where is ZIP code 09001?

ZIP 09001 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 09001 in?

09001 belongs to no county — military ZIP codes are mail routing codes, not places.

What ZIP codes are near 09001?

The closest are 09627 (63.5 mi), 09694 (98.9 mi), 09619 (203.5 mi), 09620 (203.5 mi) and 09621 (203.5 mi).

Is 09001 a PO Box ZIP code?

09001 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. “09001 ZIP Code — APO AE, Armed Forces Europe (Military Mail).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/09001

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/09001.json

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