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/92318

92318

ZIP 92318 is Bryn Mawr, California, in San Bernardino County; Pacific time.

Type
No street area
Time zone
America/Los_Angeles
Coordinates
34.0483, -117.2309

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 92354, whose figures describe that area — not this ZIP code.

☼ Live from 92318 — Bryn Mawr, CA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 92318 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 92318
  • 🔢 Type 92318 into a pocket calculator and turn it upside down: BIEZG — not quite a word, sorry.
  • ➕ As a number, 92,318 = 2 × 31 × 1489. Its digits add up to 23, a total 2,533 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10110100010011110
  • 🏠 Its numerical neighbours: 92317 (Blue Jay, CA, 14 mi away) and 92320 (Calimesa, CA, 11 mi away).
  • 🔄 Backwards, 92318 becomes 81329 — and that is a real ZIP code: Marvel, CO, 553 miles away.
  • 👥 35 other ZIP codes are made of exactly the same digits (12839, 12983, 18239, 18923, 18932, 19382, …). The farthest-flung twin is 12839 in Hudson Falls, NY, 2,412 miles away.
  • 🧭 Farther south than 79% of all ZIP codes, and farther west than 90%.
  • 🎯1,102 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 92318 and you would come out at 34.05°S, 62.77°E — 1,012 miles from Port Louis, Mauritius, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 25m of daylight. Shortest: 9h 53m.
🌙 The sky over 92318 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

Business and tax activity

Business establishments3This ZIP3
Employees38This ZIP38
Annual payroll$1,860,000This ZIP$1,860,000

Land area

ZIP codes near 92318

ZIPCityDistance
92354 Loma Linda, CA 1.1 mi
92357 Loma Linda, CA 1.7 mi
92350 Loma Linda, CA 1.8 mi
92375 Redlands, CA 2.8 mi
92408 San Bernardino, CA 3.3 mi
92374 Redlands, CA 3.5 mi
92324 Colton, CA 3.7 mi
92410 San Bernardino, CA 4.8 mi
92373 Redlands, CA 4.8 mi
92313 Grand Terrace, CA 5.0 mi

Find every ZIP code within 10 miles of 92318 →

Questions about this ZIP code

Where is ZIP code 92318?

92318 is in Bryn Mawr, California, in San Bernardino County, part of the Riverside-San Bernardino-Ontario, CA metropolitan area. Its published point location is 34.0483, -117.2309.

What county is 92318 in?

92318 lies in San Bernardino County.

What time zone is 92318 in?

92318 uses America/Los_Angeles.

What ZIP codes are near 92318?

The closest are 92354 (1.1 mi), 92357 (1.7 mi), 92350 (1.8 mi), 92375 (2.8 mi) and 92408 (3.3 mi).

Is 92318 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.

Download or cite

Cite this page

zipcodes.pro. “92318 ZIP Code — Bryn Mawr, California (San Bernardino County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/92318

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/92318.json

Underlying data is public domain or openly licensed — sources, vintages and licences.