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/946

ZIP codes starting with 946

ZIP codes
29
States
CA
Largest city
Oakland, CA
Population
460,976

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 946xx

ZIP codes starting with 946
ZIP City Type Population Median income Median home
94601 Oakland , CA Standard 53,259 $72,359 $710,000
94602 Oakland , CA Standard 31,759 $122,263 $1,129,500
94603 Oakland , CA Standard 35,742 $76,723 $614,700
94604 Oakland , CA No street area — — —
94605 Oakland , CA Standard 44,103 $106,068 $849,300
94606 Oakland , CA Standard 39,966 $72,470 $802,700
94607 Oakland , CA Standard 28,804 $94,863 $720,600
94608 Emeryville , CA Standard 34,395 $120,239 $849,600
94609 Oakland , CA Standard 23,928 $107,834 $1,207,700
94610 Oakland , CA Standard 32,628 $134,507 $1,379,700
94611 Oakland , CA Standard 40,116 $180,549 $1,537,700
94612 Oakland , CA Standard 18,175 $74,037 $827,800
94613 Oakland , CA Standard 472 — —
94614 Oakland , CA No street area — — —
94615 Oakland , CA No street area — — —
94617 Oakland , CA No street area — — —
94618 Oakland , CA Standard 16,958 $201,780 $1,753,100
94619 Oakland , CA Standard 26,831 $129,867 $1,025,300
94620 Piedmont , CA No street area — — —
94621 Oakland , CA Standard 33,840 $52,049 $543,700
94622 Oakland , CA No street area — — —
94623 Oakland , CA No street area — — —
94624 Oakland , CA No street area — — —
94649 Oakland , CA No street area — — —
94659 Oakland , CA No street area — — —
94660 Oakland , CA No street area — — —
94661 Oakland , CA No street area — — —
94662 Emeryville , CA No street area — — —
94666 Oakland , CA No street area — — —

Cite this page

zipcodes.pro. “ZIP codes starting with 946.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/946

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