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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/92870

92870

ZIP 92870 is in Placentia, California, in Orange County; area codes 714 and 657; Pacific time. Placentia has 2 ZIP codes; the other is 92871.

Type
Standard
Time zone
America/Los_Angeles
County
Orange
Population
52,826
Coordinates
33.8812, -117.8548
☼ Live from 92870 — Placentia, CA

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Local time: —

Where 92870 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 92870
  • 🔢 Type 92870 into a pocket calculator and turn it upside down: OLBZG — not quite a word, sorry.
  • ➕ As a number, 92,870 = 2 × 5 × 37 × 251. Its digits add up to 26, a total 2,038 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110101011000110
  • 🏠 Its numerical neighbours: 92869 (Orange, CA, 8 mi away) and 92871 (Placentia, CA, 0 mi away).
  • 🔄 Backwards, 92870 becomes 07829 — and that is a real ZIP code: Buttzville, NJ, 2,378 miles away.
  • 👥 41 other ZIP codes are made of exactly the same digits (02879, 07829, 07928, 09728, 09827, 20879, …). The farthest-flung twin is 09827 in APO AE, a military post office, 6,848 miles away.
  • 🧭 Farther south than 80% of all ZIP codes, and farther west than 91%.
  • 🎯1,139 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 92870 and you would come out at 33.88°S, 62.15°E — 987 miles from Saint-Denis, Reunion, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 25m of daylight. Shortest: 9h 54m.
  • 📏 At 6.7 square miles of land, 92870 is bigger than 22% of ZIP codes — room for about 5.1 Central Parks.
🌙 The sky over 92870 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population52,826This ZIP52,826
Households17,182This ZIP17,182
Housing units17,890This ZIP17,890
Median age39.1This ZIP39.1California37.9US 38.9
Median household income$115,929This ZIP$115,929California$99,122US $80,734
Median home value$921,000This ZIP$921,000California$734,700US $332,700
Median gross rent$2,388This ZIP$2,388California$2,036US $1,413
Bachelor's degree or higher44.2%This ZIP44.2%
Mean commute26.6 minThis ZIP26.6 min
Population density7,850.5 / sq miThis ZIP7,850.5 / sq mi

Business and tax activity

Business establishments1,295This ZIP1,295
Employees12,959This ZIP12,959
Annual payroll$758,308,000This ZIP$758,308,000
Tax returns filed25,120This ZIP25,120
Total adjusted gross income$2,359,789,000This ZIP$2,359,789,000

Land area

Land area6.73 sq miThis ZIP6.73 sq mi
Water area0.01 sq miThis ZIP0.01 sq mi

Other place names in 92870

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

ZIP codes near 92870

ZIPCityDistance
92871 Placentia, CA 0.1 mi
92811 Atwood, CA 1.7 mi
92885 Yorba Linda, CA 2.0 mi
92831 Fullerton, CA 2.4 mi
92834 Fullerton, CA 2.4 mi
92836 Fullerton, CA 2.8 mi
92806 Anaheim, CA 3.1 mi
92899 Anaheim, CA 3.2 mi
92886 Yorba Linda, CA 3.2 mi
92822 Brea, CA 3.3 mi

Find every ZIP code within 10 miles of 92870 →

Questions about this ZIP code

Where is ZIP code 92870?

92870 is in Placentia, California, in Orange County, part of the Los Angeles-Long Beach-Anaheim, CA metropolitan area. Its published point location is 33.8812, -117.8548.

What county is 92870 in?

92870 lies in Orange County.

What area code is 92870?

Placentia uses area codes 714 and 657, from NANPA's telephone records.

What time zone is 92870 in?

92870 uses America/Los_Angeles.

How many people live in 92870?

About 52,826 people live in ZIP code 92870, in 17,182 households, at 7,850.5 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 92870?

$115,929 a year, against $99,122 across California.

What ZIP codes are near 92870?

The closest are 92871 (0.1 mi), 92811 (1.7 mi), 92885 (2 mi), 92831 (2.4 mi) and 92834 (2.4 mi).

Is 92870 a PO Box ZIP code?

92870 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “92870 ZIP Code — Placentia, California (Orange County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/92870

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