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/830

ZIP codes starting with 830

ZIP codes
7
States
WY
Largest city
Jackson, WY
Population
22,426

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 830xx

ZIP codes starting with 830
ZIP City Type Population Median income Median home
83001 Jackson , WY Standard 17,445 $124,717 $1,669,100
83002 Jackson , WY No street area — — —
83011 Kelly , WY Standard 234 $250,000+ —
83012 Moose , WY Standard 189 — —
83013 Moran , WY Standard 661 $140,325 —
83014 Wilson , WY Standard 3,098 $140,473 $2,000,000+
83025 Teton Village , WY Standard 799 $106,611 $2,000,000+

Cite this page

zipcodes.pro. “ZIP codes starting with 830.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/830

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