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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/92056

92056

ZIP 92056 is in Oceanside, California, in San Diego County; area codes 760 and 442; Pacific time. Oceanside has 7 ZIP codes in all.

Type
Standard
Time zone
America/Los_Angeles
County
San Diego
Population
53,616
Coordinates
33.1996, -117.2988
☼ Live from 92056 — Oceanside, CA

Weather right now

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Local time: —

Where 92056 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 92056
  • 🔢 Type 92056 into a pocket calculator and turn it upside down: gSOZG — not quite a word, sorry.
  • ➕ As a number, 92,056 = 2 × 2 × 2 × 37 × 311. Its digits add up to 22, a total 2,607 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110011110011000
  • 🏠 Its numerical neighbours: 92055 (Camp Pendleton, CA, 17 mi away) and 92057 (Oceanside, CA, 4 mi away).
  • 🔄 Backwards, 92056 becomes 65029, which is not a ZIP code at all.
  • 👥 48 other ZIP codes are made of exactly the same digits (02659, 06259, 09265, 09625, 20659, 20695, …). The farthest-flung twin is 96520 in APO AA, a military post office, 9,052 miles away.
  • 🧭 Farther south than 83% of all ZIP codes, and farther west than 90%.
  • 🎯1,133 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 92056 and you would come out at 33.20°S, 62.70°E — 956 miles from Port Louis, Mauritius, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 21m of daylight. Shortest: 9h 57m.
  • 📏 At 12.3 square miles of land, 92056 is bigger than 30% of ZIP codes — room for about 9.3 Central Parks.
🌙 The sky over 92056 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population53,616This ZIP53,616
Households19,761This ZIP19,761
Housing units20,678This ZIP20,678
Median age40.4This ZIP40.4California37.9US 38.9
Median household income$106,272This ZIP$106,272California$99,122US $80,734
Median home value$773,200This ZIP$773,200California$734,700US $332,700
Median gross rent$2,609This ZIP$2,609California$2,036US $1,413
Bachelor's degree or higher41.3%This ZIP41.3%
Mean commute28.7 minThis ZIP28.7 min
Population density4,355.8 / sq miThis ZIP4,355.8 / sq mi

Business and tax activity

Business establishments1,230This ZIP1,230
Employees20,198This ZIP20,198
Annual payroll$1,248,909,000This ZIP$1,248,909,000
Tax returns filed27,440This ZIP27,440
Total adjusted gross income$2,450,445,000This ZIP$2,450,445,000

Land area

Land area12.31 sq miThis ZIP12.31 sq mi
Water area0.02 sq miThis ZIP0.02 sq mi

Other place names in 92056

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

ZIP codes near 92056

ZIPCityDistance
92010 Carlsbad, CA 2.6 mi
92068 San Luis Rey, CA 2.7 mi
92083 Vista, CA 2.9 mi
92085 Vista, CA 3.3 mi
92054 Oceanside, CA 3.6 mi
92057 Oceanside, CA 3.9 mi
92008 Carlsbad, CA 4.0 mi
92081 Vista, CA 4.1 mi
92013 Carlsbad, CA 4.1 mi
92018 Carlsbad, CA 4.1 mi

Find every ZIP code within 10 miles of 92056 →

Questions about this ZIP code

Where is ZIP code 92056?

92056 is in Oceanside, California, in San Diego County, part of the San Diego-Chula Vista-Carlsbad, CA metropolitan area. Its published point location is 33.1996, -117.2988.

What county is 92056 in?

92056 lies in San Diego County.

What area code is 92056?

Oceanside uses area codes 760 and 442, from NANPA's telephone records.

What time zone is 92056 in?

92056 uses America/Los_Angeles.

How many people live in 92056?

About 53,616 people live in ZIP code 92056, in 19,761 households, at 4,355.8 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 92056?

$106,272 a year, against $99,122 across California.

What ZIP codes are near 92056?

The closest are 92010 (2.6 mi), 92068 (2.7 mi), 92083 (2.9 mi), 92085 (3.3 mi) and 92054 (3.6 mi).

Is 92056 a PO Box ZIP code?

92056 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “92056 ZIP Code — Oceanside, California (San Diego County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/92056

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