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 — PREFIX/947

ZIP codes starting with 947

ZIP codes
12
States
CA
Largest city
Berkeley, CA
Population
147,364

The first three digits of a ZIP code identify a sectional center facility — the postal processing plant that sorts mail for the area. It is a mail-routing grouping, not an administrative boundary.

Every ZIP code in 947xx

ZIP codes starting with 947
ZIP City Type Population Median income Median home
94701 Berkeley , CA No street area — — —
94702 Berkeley , CA Standard 17,635 $99,775 $1,202,100
94703 Berkeley , CA Standard 20,934 $109,881 $1,359,000
94704 Berkeley , CA Standard 23,788 $50,129 $906,100
94705 Berkeley , CA Standard 13,991 $167,970 $1,992,800
94706 Albany , CA Standard 19,969 $143,398 $1,203,500
94707 Berkeley , CA Standard 12,811 $212,776 $1,649,300
94708 Berkeley , CA Standard 11,947 $234,923 $1,593,000
94709 Berkeley , CA Standard 12,146 $89,054 $1,375,000
94710 Berkeley , CA Standard 8,380 $102,227 $1,081,000
94712 Berkeley , CA No street area — — —
94720 Berkeley , CA Standard 5,763 — $507,800

Cite this page

zipcodes.pro. “ZIP codes starting with 947.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/947

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