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/94927

94927

ZIP 94927 is in Rohnert Park, California, in Sonoma County; area codes 707 and 369; Pacific time. Rohnert Park has 3 ZIP codes; the others are 94926 and 94928.

Type
No street area
Time zone
America/Los_Angeles
County
Sonoma
Coordinates
38.3396, -122.7011

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 94928, whose figures describe that area — not this ZIP code.

☼ Live from 94927 — Rohnert Park, CA

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Where 94927 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 94927
  • 🔢 Type 94927 into a pocket calculator and turn it upside down: LZGhG — not quite a word, sorry.
  • ➕ As a number, 94,927 = 7 × 71 × 191. Its digits add up to 31, a total 799 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111001011001111
  • 🏠 Its numerical neighbours: 94926 (Rohnert Park, CA, 0 mi away) and 94928 (Rohnert Park, CA, 1 mi away).
  • 🔄 Backwards, 94927 becomes 72949 — and that is a real ZIP code: Ozark, AR, 1,600 miles away.
  • 👥 20 other ZIP codes are made of exactly the same digits (27499, 27949, 29479, 47929, 47992, 49279, …). The farthest-flung twin is 99742 in Gambell, AK, 2,651 miles away.
  • 🧭 Farther south than 56% of all ZIP codes, and farther west than 97%.
  • 🎯1,294 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 94927 and you would come out at 38.34°S, 57.30°E — 994 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 50m of daylight. Shortest: 9h 29m.
🌙 The sky over 94927 today
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🌋 Shake report
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Source: USGS.

Business and tax activity

Business establishments5This ZIP5
Employees23This ZIP23
Annual payroll$1,132,000This ZIP$1,132,000

Land area

ZIP codes near 94927

ZIPCityDistance
94926 Rohnert Park, CA 0.0 mi
94928 Rohnert Park, CA 0.6 mi
94931 Cotati, CA 1.3 mi
94951 Penngrove, CA 3.3 mi
95407 Santa Rosa, CA 4.5 mi
94999 Petaluma, CA 5.5 mi
95402 Santa Rosa, CA 6.9 mi
95406 Santa Rosa, CA 6.9 mi
95405 Santa Rosa, CA 7.0 mi
95473 Sebastopol, CA 7.9 mi

Find every ZIP code within 10 miles of 94927 →

Questions about this ZIP code

Where is ZIP code 94927?

94927 is in Rohnert Park, California, in Sonoma County, part of the Santa Rosa-Petaluma, CA metropolitan area. Its published point location is 38.3396, -122.7011.

What county is 94927 in?

94927 lies in Sonoma County.

What area code is 94927?

Rohnert Park uses area codes 707 and 369, from NANPA's telephone records.

What time zone is 94927 in?

94927 uses America/Los_Angeles.

What ZIP codes are near 94927?

The closest are 94926 (0 mi), 94928 (0.6 mi), 94931 (1.3 mi), 94951 (3.3 mi) and 95407 (4.5 mi).

Is 94927 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. “94927 ZIP Code — Rohnert Park, California (Sonoma County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/94927

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/94927.json

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