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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/91403

91403

ZIP 91403 is in Sherman Oaks, California, in Los Angeles County; Pacific time. Sherman Oaks has 4 ZIP codes; the others are 91413, 91423 and 91495.

Type
Standard
Time zone
America/Los_Angeles
County
Los Angeles
Population
25,793
Coordinates
34.1478, -118.4647
☼ Live from 91403 — Sherman Oaks, CA

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Where 91403 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 91403
  • 🔢 Type 91403 into a pocket calculator and turn it upside down: EOhIG — not quite a word, sorry.
  • ➕ As a number, 91,403 = 13 × 79 × 89. Its digits add up to 17, a total 2,133 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110010100001011
  • 🏠 Its numerical neighbours: 91402 (Panorama City, CA, 5 mi away) and 91404 (Van Nuys, CA, 3 mi away).
  • 🔄 Backwards, 91403 becomes 30419, which is not a ZIP code at all.
  • 👥 50 other ZIP codes are made of exactly the same digits (01349, 09143, 13409, 13490, 13904, 14039, …). The farthest-flung twin is 09143 in APO AE, a military post office, 5,756 miles away.
  • 🧭 Farther south than 78% of all ZIP codes, and farther west than 92%.
  • 🎯1,162 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 91403 and you would come out at 34.15°S, 61.54°E — 989 miles from Saint-Denis, Reunion, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 26m of daylight. Shortest: 9h 52m.
  • 📏 At 3.6 square miles of land, 91403 is bigger than 16% of ZIP codes — room for about 2.7 Central Parks.
🌙 The sky over 91403 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population25,793This ZIP25,793
Households12,111This ZIP12,111
Housing units13,045This ZIP13,045
Median age41.0This ZIP41.0California37.9US 38.9
Median household income$116,170This ZIP$116,170California$99,122US $80,734
Median home value$1,520,000This ZIP$1,520,000California$734,700US $332,700
Median gross rent$2,417This ZIP$2,417California$2,036US $1,413
Bachelor's degree or higher68.4%This ZIP68.4%
Mean commute31.3 minThis ZIP31.3 min
Population density7,190.7 / sq miThis ZIP7,190.7 / sq mi

Business and tax activity

Business establishments2,363This ZIP2,363
Employees18,223This ZIP18,223
Annual payroll$1,371,599,000This ZIP$1,371,599,000
Tax returns filed13,360This ZIP13,360
Total adjusted gross income$2,798,139,000This ZIP$2,798,139,000

Land area

Land area3.59 sq miThis ZIP3.59 sq mi
Water area0.02 sq miThis ZIP0.02 sq mi

Other place names in 91403

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

ZIP codes near 91403

ZIPCityDistance
91413 Sherman Oaks, CA 0.9 mi
91495 Sherman Oaks, CA 0.9 mi
91436 Encino, CA 1.4 mi
91423 Sherman Oaks, CA 1.9 mi
91411 Van Nuys, CA 2.1 mi
91416 Encino, CA 2.2 mi
91426 Encino, CA 2.2 mi
90077 Los Angeles, CA 2.8 mi
91404 Van Nuys, CA 2.8 mi
91407 Van Nuys, CA 2.8 mi

Find every ZIP code within 10 miles of 91403 →

Questions about this ZIP code

Where is ZIP code 91403?

91403 is in Sherman Oaks, California, in Los Angeles County, part of the Los Angeles-Long Beach-Anaheim, CA metropolitan area. Its published point location is 34.1478, -118.4647.

What county is 91403 in?

91403 lies in Los Angeles County.

What time zone is 91403 in?

91403 uses America/Los_Angeles.

How many people live in 91403?

About 25,793 people live in ZIP code 91403, in 12,111 households, at 7,190.7 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 91403?

$116,170 a year, against $99,122 across California.

What ZIP codes are near 91403?

The closest are 91413 (0.9 mi), 91495 (0.9 mi), 91436 (1.4 mi), 91423 (1.9 mi) and 91411 (2.1 mi).

Is 91403 a PO Box ZIP code?

91403 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “91403 ZIP Code — Sherman Oaks, California (Los Angeles County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/91403

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