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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/94720

94720

ZIP 94720 is in Berkeley, California, in Alameda County; Pacific time. Berkeley has 11 ZIP codes in all.

Type
Standard
Time zone
America/Los_Angeles
County
Alameda
Population
5,763
Coordinates
37.8720, -122.2522
☼ Live from 94720 — Berkeley, CA

Weather right now

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Local time: —

Where 94720 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 94720
  • 🔢 Type 94720 into a pocket calculator and turn it upside down: OZLhG — not quite a word, sorry.
  • ➕ As a number, 94,720 = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 37. Its digits add up to 22, a total 2,607 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111001000000000
  • 🏠 Its numerical neighbours: 94712 (Berkeley, CA, 1 mi away) and 94801 (Richmond, CA, 10 mi away).
  • 🔄 Backwards, 94720 becomes 02749, which is not a ZIP code at all.
  • 👥 53 other ZIP codes are made of exactly the same digits (02479, 04927, 04972, 07924, 09472, 09724, …). The farthest-flung twin is 09724 in APO AE, a military post office, 5,506 miles away.
  • 🧭 Farther south than 59% of all ZIP codes, and farther west than 96%.
  • 🎯1,277 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 94720 and you would come out at 37.87°S, 57.75°E — 1,006 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 47m of daylight. Shortest: 9h 32m.
  • 📏 At 0.705 square miles of land, 94720 is bigger than 6% of ZIP codes — about 341 football fields.
🌙 The sky over 94720 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population5,763This ZIP5,763
Households222This ZIP222
Housing units412This ZIP412
Median age19.9This ZIP19.9California37.9US 38.9
Median home value$507,800This ZIP$507,800California$734,700US $332,700
Median gross rent$3,500+This ZIP$3,500+California$2,036US $1,413
Bachelor's degree or higher82.3%This ZIP82.3%
Mean commute19.7 minThis ZIP19.7 min
Population density8,174.5 / sq miThis ZIP8,174.5 / sq mi

Business and tax activity

Business establishments48This ZIP48
Employees867This ZIP867
Annual payroll$62,090,000This ZIP$62,090,000

Land area

Land area0.71 sq miThis ZIP0.71 sq mi
Water area0.00 sq mi

Other place names in 94720

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

ZIP codes near 94720

ZIPCityDistance
94704 Berkeley, CA 0.6 mi
94709 Berkeley, CA 0.9 mi
94705 Berkeley, CA 0.9 mi
94712 Berkeley, CA 1.1 mi
94703 Berkeley, CA 1.4 mi
94702 Berkeley, CA 1.9 mi
94618 Oakland, CA 2.0 mi
94708 Berkeley, CA 2.2 mi
94707 Berkeley, CA 2.3 mi
94701 Berkeley, CA 2.6 mi

Find every ZIP code within 10 miles of 94720 →

Questions about this ZIP code

Where is ZIP code 94720?

94720 is in Berkeley, California, in Alameda County, part of the San Francisco-Oakland-Fremont, CA metropolitan area. Its published point location is 37.8720, -122.2522.

What county is 94720 in?

94720 lies in Alameda County.

What time zone is 94720 in?

94720 uses America/Los_Angeles.

How many people live in 94720?

About 5,763 people live in ZIP code 94720, in 222 households, at 8,174.5 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What ZIP codes are near 94720?

The closest are 94704 (0.6 mi), 94709 (0.9 mi), 94705 (0.9 mi), 94712 (1.1 mi) and 94703 (1.4 mi).

Is 94720 a PO Box ZIP code?

94720 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “94720 ZIP Code — Berkeley, California (Alameda County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/94720

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