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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/09815

09815

ZIP 09815 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
Indian/Mahe
County
none
Metro area
none
Coordinates
-4.6167, 55.4500
☼ Live from 09815 — APO AE

Weather right now

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NEXRAD radar
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Local time: —

Where 09815 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 09815
  • 🔢 Type 09815 into a pocket calculator and turn it upside down: SIBGO — not quite a word, sorry.
  • ➕ As a number, 9,815 = 5 × 13 × 151. Its digits add up to 23, a total 2,533 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10011001010111
  • 🏠 Its numerical neighbours: 09814 (APO AE, a military post office, 2,180 mi away) and 09816 (APO AE, a military post office, 3,525 mi away). Next door on paper, a road trip in real life.
  • 🔄 Backwards, 09815 becomes 51890, which is not a ZIP code at all.
  • 👥 42 other ZIP codes are made of exactly the same digits (01985, 05819, 09185, 09851, 10589, 10598, …). The farthest-flung twin is 90815 in Long Beach, CA, 10,379 miles away.
  • 🧭 Farther south than 99% of all ZIP codes, and farther east than 99%.
  • 🎯9,515 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 09815 and you would come out at 4.62°N, 124.55°W — 1,648 miles from La Paz, Mexico, the nearest big city to that spot.
  • ☀Longest day of the year: 12h 23m of daylight. Shortest: 11h 51m.
🌙 The sky over 09815 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

Land area

Questions about this ZIP code

Where is ZIP code 09815?

ZIP 09815 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 09815 in?

09815 belongs to no county — military ZIP codes are mail routing codes, not places.

Is 09815 a PO Box ZIP code?

09815 is a military (apo/fpo/dpo) ZIP code. A USPS routing code for military mail, not a geographic area.

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zipcodes.pro. “09815 ZIP Code — APO AE, Armed Forces Europe (Military Mail).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/09815

Machine-readable version of these facts:

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