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/92623

92623

ZIP 92623 is in Irvine, California, in Orange County; area code 949; Pacific time. Irvine has 13 ZIP codes in all.

Type
No street area
Time zone
America/Los_Angeles
County
Orange
Coordinates
33.6942, -117.8126

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.

This ZIP code has no Census tabulation area of its own. Its point falls inside ZCTA 92782, whose figures describe that area — not this ZIP code.

☼ Live from 92623 — Irvine, CA

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Where 92623 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 92623
  • 🔢 Type 92623 into a pocket calculator and turn it upside down: EZgZG — not quite a word, sorry.
  • ➕ 92623 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 22, a total 2,607 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110100111001111
  • 🏠 Its numerical neighbours: 92620 (Irvine, CA, 3 mi away) and 92624 (Capistrano Beach, CA, 18 mi away).
  • 🔄 Backwards, 92623 becomes 32629, which is not a ZIP code at all.
  • 👥 24 other ZIP codes are made of exactly the same digits (22639, 22936, 22963, 23269, 23692, 23962, …). The farthest-flung twin is 96322 in FPO AA, a military post office, 6,071 miles away.
  • 🧭 Farther south than 81% of all ZIP codes, and farther west than 91%.
  • 🎯1,143 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 92623 and you would come out at 33.69°S, 62.19°E — 976 miles from Saint-Denis, Reunion, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 24m of daylight. Shortest: 9h 55m.
🌙 The sky over 92623 today
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🌋 Shake report
  • Checking the USGS…

Source: USGS.

Business and tax activity

Business establishments22This ZIP22
Employees92This ZIP92
Annual payroll$3,986,000This ZIP$3,986,000

Land area

ZIP codes near 92623

ZIPCityDistance
92606 Irvine, CA 1.1 mi
92604 Irvine, CA 1.4 mi
92614 Irvine, CA 1.7 mi
92698 Aliso Viejo, CA 2.3 mi
92612 Irvine, CA 2.5 mi
92782 Tustin, CA 2.5 mi
92735 Santa Ana, CA 3.0 mi
92781 Tustin, CA 3.0 mi
92780 Tustin, CA 3.0 mi
92650 East Irvine, CA 3.1 mi

Find every ZIP code within 10 miles of 92623 →

Questions about this ZIP code

Where is ZIP code 92623?

92623 is in Irvine, California, in Orange County, part of the Los Angeles-Long Beach-Anaheim, CA metropolitan area. Its published point location is 33.6942, -117.8126.

What county is 92623 in?

92623 lies in Orange County.

What area code is 92623?

Irvine uses area code 949, from NANPA's telephone records.

What time zone is 92623 in?

92623 uses America/Los_Angeles.

What ZIP codes are near 92623?

The closest are 92606 (1.1 mi), 92604 (1.4 mi), 92614 (1.7 mi), 92698 (2.3 mi) and 92612 (2.5 mi).

Is 92623 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. “92623 ZIP Code — Irvine, California (Orange County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/92623

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/92623.json

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