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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/93558

93558

ZIP 93558 is Red Mountain, California, in San Bernardino County; area code 760; Pacific time.

Type
Standard
Time zone
America/Los_Angeles
Population
0
Coordinates
35.3395, -117.5851
☼ Live from 93558 — Red Mountain, CA

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Local time: —

Where 93558 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 93558
  • 🔢 Type 93558 into a pocket calculator and turn it upside down: BSSEG — not quite a word, sorry.
  • ➕ As a number, 93,558 = 2 × 3 × 31 × 503. Its digits add up to 30, a total 1,024 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110110101110110
  • 🏠 Its numerical neighbours: 93556 (Ridgecrest, CA, 20 mi away) and 93560 (Rosamond, CA, 52 mi away).
  • 🔄 Backwards, 93558 becomes 85539 — and that is a real ZIP code: Miami, AZ, 404 miles away.
  • 👥 25 other ZIP codes are made of exactly the same digits (35895, 35958, 38559, 38955, 39558, 53589, …). The farthest-flung twin is 35958 in Bryant, AL, 1,797 miles away.
  • 🧭 Farther south than 72% of all ZIP codes, and farther west than 90%.
  • 🎯1,083 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 93558 and you would come out at 35.34°S, 62.41°E — 1,045 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 33m of daylight. Shortest: 9h 46m.
  • 📏 At 40.4 square miles of land, 93558 is bigger than 54% of ZIP codes — room for about 31 Central Parks.
🌙 The sky over 93558 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population0
Households0
Housing units59This ZIP59
Population density0.0 / sq mi

Land area

Land area40.43 sq miThis ZIP40.43 sq mi
Water area0.00 sq mi

ZIP codes near 93558

ZIPCityDistance
93528 Johannesburg, CA 3.9 mi
93554 Randsburg, CA 10.0 mi
93555 Ridgecrest, CA 17.7 mi
93504 California City, CA 19.9 mi
93556 Ridgecrest, CA 20.1 mi
93519 Cantil, CA 21.2 mi
93516 Boron, CA 23.1 mi
93596 Boron, CA 23.8 mi
93505 California City, CA 26.3 mi
93523 Edwards, CA 29.2 mi

Find every ZIP code within 10 miles of 93558 →

Questions about this ZIP code

Where is ZIP code 93558?

93558 is in Red Mountain, California, in San Bernardino County, part of the Riverside-San Bernardino-Ontario, CA metropolitan area. Its published point location is 35.3395, -117.5851.

What county is 93558 in?

93558 lies in San Bernardino County.

What area code is 93558?

Red Mountain uses area code 760, from NANPA's telephone records.

What time zone is 93558 in?

93558 uses America/Los_Angeles.

How many people live in 93558?

About 0 people live in ZIP code 93558. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What ZIP codes are near 93558?

The closest are 93528 (3.9 mi), 93554 (10 mi), 93555 (17.7 mi), 93504 (19.9 mi) and 93556 (20.1 mi).

Is 93558 a PO Box ZIP code?

93558 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “93558 ZIP Code — Red Mountain, California (San Bernardino County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/93558

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curl https://zipcodes.pro/zip/93558.json

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