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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/91793

91793

ZIP 91793 is in West Covina, California, in Los Angeles County; area code 626; Pacific time. West Covina has 4 ZIP codes; the others are 91790, 91791 and 91792.

Type
No street area
Time zone
America/Los_Angeles
County
Los Angeles
Coordinates
34.0686, -117.9390

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 91790, whose figures describe that area — not this ZIP code.

☼ Live from 91793 — West Covina, CA

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Where 91793 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 91793
  • 🔢 Type 91793 into a pocket calculator and turn it upside down: EGLIG — not quite a word, sorry.
  • ➕ As a number, 91,793 = 13 × 23 × 307. Its digits add up to 29, a total 1,296 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110011010010001
  • 🏠 Its numerical neighbours: 91792 (West Covina, CA, 4 mi away) and 91801 (Alhambra, CA, 11 mi away).
  • 🔄 Backwards, 91793 becomes 39719, which is not a ZIP code at all.
  • 👥 16 other ZIP codes are made of exactly the same digits (19397, 19973, 31799, 31997, 37919, 39179, …). The farthest-flung twin is 99731 in Fort Greely, AK, 2,392 miles away.
  • 🧭 Farther south than 78% of all ZIP codes, and farther west than 91%.
  • 🎯1,138 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 91793 and you would come out at 34.07°S, 62.06°E — 996 miles from Saint-Denis, Reunion, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 26m of daylight. Shortest: 9h 53m.
🌙 The sky over 91793 today
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🌋 Shake report
  • Checking the USGS…

Source: USGS.

Business and tax activity

Business establishments4This ZIP4
Employees23This ZIP23
Annual payroll$802,000This ZIP$802,000

Land area

ZIP codes near 91793

ZIPCityDistance
91790 West Covina, CA 0.2 mi
91744 La Puente, CA 2.6 mi
91706 Baldwin Park, CA 2.6 mi
91722 Covina, CA 2.7 mi
91791 West Covina, CA 2.7 mi
91723 Covina, CA 3.2 mi
91746 La Puente, CA 3.2 mi
91747 La Puente, CA 3.4 mi
91749 La Puente, CA 3.4 mi
91714 City Of Industry, CA 3.6 mi

Find every ZIP code within 10 miles of 91793 →

Questions about this ZIP code

Where is ZIP code 91793?

91793 is in West Covina, California, in Los Angeles County, part of the Los Angeles-Long Beach-Anaheim, CA metropolitan area. Its published point location is 34.0686, -117.9390.

What county is 91793 in?

91793 lies in Los Angeles County.

What area code is 91793?

West Covina uses area code 626, from NANPA's telephone records.

What time zone is 91793 in?

91793 uses America/Los_Angeles.

What ZIP codes are near 91793?

The closest are 91790 (0.2 mi), 91744 (2.6 mi), 91706 (2.6 mi), 91722 (2.7 mi) and 91791 (2.7 mi).

Is 91793 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. “91793 ZIP Code — West Covina, California (Los Angeles County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/91793

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/91793.json

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