Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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/91359

91359

ZIP 91359 is in Westlake Village, California, in Ventura County; Pacific time. Westlake Village has 2 ZIP codes; the other is 91361.

Type
No street area
Time zone
America/Los_Angeles
County
Ventura
Coordinates
34.1458, -118.8056

The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

This ZIP code has no Census tabulation area of its own. Its point falls inside ZCTA 91361, whose figures describe that area — not this ZIP code.

☼ Live from 91359 — Westlake Village, CA

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Where 91359 is

This ZIP code has no Census tabulation area, so there is no boundary to draw — the marker is its published point location.

★ Weird and wonderful facts about 91359
  • 🔢 Type 91359 into a pocket calculator and turn it upside down: GSEIG — not quite a word, sorry.
  • ➕ As a number, 91,359 = 3 × 3 × 10151. Its digits add up to 27, a total 1,806 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110010011011111
  • 🏠 Its numerical neighbours: 91358 (Thousand Oaks, CA, 3 mi away) and 91360 (Thousand Oaks, CA, 6 mi away).
  • 🔄 Backwards, 91359 becomes 95319 — and that is a real ZIP code: Empire, CA, 267 miles away.
  • 👥 24 other ZIP codes are made of exactly the same digits (13599, 19395, 19539, 19953, 31599, 31995, …). The farthest-flung twin is 13599 in Utica, NY, 2,403 miles away.
  • 🧭 Farther south than 78% of all ZIP codes, and farther west than 92%.
  • 🎯1,180 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 91359 and you would come out at 34.15°S, 61.19°E — 981 miles from Saint-Denis, Reunion, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 26m of daylight. Shortest: 9h 52m.
🌙 The sky over 91359 today
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🌋 Shake report
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Source: USGS.

Business and tax activity

Business establishments19This ZIP19
Employees462This ZIP462
Annual payroll$29,814,000This ZIP$29,814,000

Land area

ZIP codes near 91359

ZIPCityDistance
91376 Agoura Hills, CA 1.9 mi
91358 Thousand Oaks, CA 2.5 mi
91301 Agoura Hills, CA 3.1 mi
91362 Thousand Oaks, CA 3.3 mi
91377 Oak Park, CA 3.5 mi
91361 Westlake Village, CA 4.4 mi
90265 Malibu, CA 5.8 mi
91360 Thousand Oaks, CA 6.1 mi
91319 Newbury Park, CA 6.6 mi
91302 Calabasas, CA 7.9 mi

Find every ZIP code within 10 miles of 91359 →

Questions about this ZIP code

Where is ZIP code 91359?

91359 is in Westlake Village, California, in Ventura County, part of the Oxnard-Thousand Oaks-Ventura, CA metropolitan area. Its published point location is 34.1458, -118.8056.

What county is 91359 in?

91359 lies in Ventura County.

What time zone is 91359 in?

91359 uses America/Los_Angeles.

What ZIP codes are near 91359?

The closest are 91376 (1.9 mi), 91358 (2.5 mi), 91301 (3.1 mi), 91362 (3.3 mi) and 91377 (3.5 mi).

Is 91359 a PO Box ZIP code?

Possibly. The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

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Cite this page

zipcodes.pro. “91359 ZIP Code — Westlake Village, California (Ventura County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/91359

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/91359.json

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