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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/91755

91755

ZIP 91755 is in Monterey Park, California, in Los Angeles County; Pacific time. Monterey Park has 3 ZIP codes; the others are 91754 and 91756.

Type
Standard
Time zone
America/Los_Angeles
County
Los Angeles
Population
26,810
Coordinates
34.0510, -118.1144
☼ Live from 91755 — Monterey Park, CA

Weather right now

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Local time: —

Where 91755 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 91755
  • 🔢 Type 91755 into a pocket calculator and turn it upside down: SSLIG — not quite a word, sorry.
  • ➕ As a number, 91,755 = 3 × 3 × 5 × 2039. Its digits add up to 27, a total 1,806 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110011001101011
  • 🏠 Its numerical neighbours: 91754 (Monterey Park, CA, 2 mi away) and 91756 (Monterey Park, CA, 1 mi away).
  • 🔄 Backwards, 91755 becomes 55719 — and that is a real ZIP code: Chisholm, MN, 1,605 miles away.
  • 👥 15 other ZIP codes are made of exactly the same digits (15759, 15957, 51579, 55719, 55791, 55917, …). The farthest-flung twin is 15957 in Strongstown, PA, 2,183 miles away.
  • 🧭 Farther south than 79% of all ZIP codes, and farther west than 91%.
  • 🎯1,147 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 91755 and you would come out at 34.05°S, 61.89°E — 991 miles from Saint-Denis, Reunion, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 26m of daylight. Shortest: 9h 53m.
  • 📏 At 3.2 square miles of land, 91755 is bigger than 15% of ZIP codes — room for about 2.4 Central Parks.
🌙 The sky over 91755 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population26,810This ZIP26,810
Households8,754This ZIP8,754
Housing units9,466This ZIP9,466
Median age45.3This ZIP45.3California37.9US 38.9
Median household income$76,382This ZIP$76,382California$99,122US $80,734
Median home value$839,800This ZIP$839,800California$734,700US $332,700
Median gross rent$1,822This ZIP$1,822California$2,036US $1,413
Bachelor's degree or higher32.1%This ZIP32.1%
Mean commute28.9 minThis ZIP28.9 min
Population density8,511.1 / sq miThis ZIP8,511.1 / sq mi

Business and tax activity

Business establishments650This ZIP650
Employees6,781This ZIP6,781
Annual payroll$787,221,000This ZIP$787,221,000
Tax returns filed14,890This ZIP14,890
Total adjusted gross income$874,982,000This ZIP$874,982,000

Land area

Land area3.15 sq miThis ZIP3.15 sq mi
Water area0.05 sq miThis ZIP0.05 sq mi

Other place names in 91755

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

ZIP codes near 91755

ZIPCityDistance
91756 Monterey Park, CA 0.9 mi
91754 Monterey Park, CA 1.7 mi
91770 Rosemead, CA 2.1 mi
91803 Alhambra, CA 2.4 mi
90640 Montebello, CA 2.5 mi
91776 San Gabriel, CA 2.9 mi
91801 Alhambra, CA 2.9 mi
90022 Los Angeles, CA 3.0 mi
91771 Rosemead, CA 3.1 mi
91772 Rosemead, CA 3.1 mi

Find every ZIP code within 10 miles of 91755 →

Questions about this ZIP code

Where is ZIP code 91755?

91755 is in Monterey Park, California, in Los Angeles County, part of the Los Angeles-Long Beach-Anaheim, CA metropolitan area. Its published point location is 34.0510, -118.1144.

What county is 91755 in?

91755 lies in Los Angeles County.

What time zone is 91755 in?

91755 uses America/Los_Angeles.

How many people live in 91755?

About 26,810 people live in ZIP code 91755, in 8,754 households, at 8,511.1 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 91755?

$76,382 a year, against $99,122 across California.

What ZIP codes are near 91755?

The closest are 91756 (0.9 mi), 91754 (1.7 mi), 91770 (2.1 mi), 91803 (2.4 mi) and 90640 (2.5 mi).

Is 91755 a PO Box ZIP code?

91755 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “91755 ZIP Code — Monterey Park, California (Los Angeles County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/91755

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