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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/92123

92123

ZIP 92123 is in San Diego, California, in San Diego County; area codes 619 and 858; Pacific time. San Diego has 76 ZIP codes in all.

Type
Standard
Time zone
America/Los_Angeles
County
San Diego
Population
33,041
Coordinates
32.8096, -117.1342
☼ Live from 92123 — San Diego, CA

Weather right now

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NEXRAD radar
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Local time: —

Where 92123 is

Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.

★ Weird and wonderful facts about 92123
  • 🔢 Type 92123 into a pocket calculator and turn it upside down: EZIZG — not quite a word, sorry.
  • ➕ As a number, 92,123 = 17 × 5419. Its digits add up to 17, a total 2,133 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110011111011011
  • 🏠 Its numerical neighbours: 92122 (San Diego, CA, 5 mi away) and 92124 (San Diego, CA, 3 mi away).
  • 🔄 Backwards, 92123 becomes 32129 — and that is a real ZIP code: Port Orange, FL, 2,144 miles away.
  • 👥 27 other ZIP codes are made of exactly the same digits (12239, 12923, 12932, 21239, 22193, 22931, …). The farthest-flung twin is 12932 in Elizabethtown, NY, 2,449 miles away.
  • 🧭 Farther south than 85% of all ZIP codes, and farther west than 90%.
  • 🎯1,138 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 92123 and you would come out at 32.81°S, 62.87°E — 934 miles from Port Louis, Mauritius, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 19m of daylight. Shortest: 9h 59m.
  • 📏 At 8.6 square miles of land, 92123 is bigger than 25% of ZIP codes — room for about 6.5 Central Parks.
🌙 The sky over 92123 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population33,041This ZIP33,041
Households12,487This ZIP12,487
Housing units13,363This ZIP13,363
Median age35.3This ZIP35.3California37.9US 38.9
Median household income$132,534This ZIP$132,534California$99,122US $80,734
Median home value$865,600This ZIP$865,600California$734,700US $332,700
Median gross rent$2,866This ZIP$2,866California$2,036US $1,413
Bachelor's degree or higher48.6%This ZIP48.6%
Mean commute20.3 minThis ZIP20.3 min
Population density3,837.1 / sq miThis ZIP3,837.1 / sq mi

Business and tax activity

Business establishments1,919This ZIP1,919
Employees71,211This ZIP71,211
Annual payroll$6,282,623,000This ZIP$6,282,623,000
Tax returns filed15,280This ZIP15,280
Total adjusted gross income$1,406,536,000This ZIP$1,406,536,000

Land area

Land area8.61 sq miThis ZIP8.61 sq mi
Water area0.00 sq mi

Other place names in 92123

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 92123

ZIPCityDistance
92111 San Diego, CA 2.0 mi
92108 San Diego, CA 2.5 mi
92124 San Diego, CA 3.1 mi
92116 San Diego, CA 3.2 mi
92137 San Diego, CA 3.2 mi
92120 San Diego, CA 3.7 mi
92117 San Diego, CA 3.9 mi
92145 San Diego, CA 4.1 mi
92182 San Diego, CA 4.2 mi
92103 San Diego, CA 4.7 mi

Find every ZIP code within 10 miles of 92123 →

Questions about this ZIP code

Where is ZIP code 92123?

92123 is in San Diego, California, in San Diego County, part of the San Diego-Chula Vista-Carlsbad, CA metropolitan area. Its published point location is 32.8096, -117.1342.

What county is 92123 in?

92123 lies in San Diego County.

What area code is 92123?

San Diego uses area codes 619 and 858, from NANPA's telephone records.

What time zone is 92123 in?

92123 uses America/Los_Angeles.

How many people live in 92123?

About 33,041 people live in ZIP code 92123, in 12,487 households, at 3,837.1 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 92123?

$132,534 a year, against $99,122 across California.

What ZIP codes are near 92123?

The closest are 92111 (2 mi), 92108 (2.5 mi), 92124 (3.1 mi), 92116 (3.2 mi) and 92137 (3.2 mi).

Is 92123 a PO Box ZIP code?

92123 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “92123 ZIP Code — San Diego, California (San Diego County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/92123

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