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 — CITY/CA/ROUND-MOUNTAIN

Round Mountain ZIP code, California

The ZIP code for Round Mountain, CA is 96084, and its area code is 530.

USPS city name
1 ZIP code
Population
169
Area code
530

NANPA lists no telephone rate centre for Round Mountain itself, so these are the area codes of the nearest one, Montgomery Creek (8.0 miles). A town on an area-code boundary can differ from its neighbour.

ZIP codes addressed as Round Mountain

ZIP codes with the USPS city name Round Mountain
ZIP City Type Population Median income Median home
96084 Round Mountain , CA Standard 671 $60,769 $279,900

Map of Round Mountain ZIP codes

The ZIP codes of Round Mountain, CA, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Round Mountain

The nearest larger towns are Oak Run (596 people, 8.5 mi), Whitmore (207 people, 13 mi) and Burney (2,668 people, 15 mi).

Towns near Round Mountain
TownPopulationDistance
Burney 2,668 15.1 mi
Bella Vista 4,511 19.5 mi
Palo Cedro 3,685 22.6 mi
Shasta Lake 10,311 24.6 mi
Redding 93,409 27.4 mi

More nearby: every ZIP code in Shasta County · California ZIP codes

Cite this page

zipcodes.pro. “Round Mountain, CA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ca/round-mountain

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