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/859

ZIP codes starting with 859

ZIP codes
26
States
AZ
Largest city
Show Low, AZ
Population
82,203

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 859xx

ZIP codes starting with 859
ZIP City Type Population Median income Median home
85901 Show Low , AZ Standard 19,533 $59,779 $280,300
85902 Show Low , AZ Standard 2 — —
85911 Cibecue , AZ Standard 2,273 $25,510 $101,800
85912 White Mountain Lake , AZ Standard 170 $93,523 $131,300
85920 Alpine , AZ Standard 613 $73,438 $352,100
85922 Blue , AZ Standard 141 $55,897 —
85923 Clay Springs , AZ Standard 442 — $198,900
85924 Concho , AZ Standard 2,269 $27,058 $82,600
85925 Eagar , AZ Standard 4,401 $82,708 $248,400
85926 Fort Apache , AZ Standard 710 — $65,500
85927 Greer , AZ Standard 315 $92,026 $558,800
85928 Heber , AZ Standard 424 $41,864 $220,500
85929 Lakeside , AZ Standard 7,451 $62,752 $306,900
85930 Mcnary , AZ Standard 1,374 $54,250 $64,600
85931 Forest Lakes , AZ Standard 210 $87,852 $452,800
85932 Nutrioso , AZ Standard 894 — $231,200
85933 Overgaard , AZ Standard 4,388 $65,735 $320,100
85934 Pinedale , AZ Standard 661 $56,567 $314,100
85935 Pinetop , AZ Standard 4,534 $73,333 $437,200
85936 Saint Johns , AZ Standard 3,909 $131,238 $194,000
85937 Snowflake , AZ Standard 9,760 $69,702 $269,900
85938 Springerville , AZ Standard 2,236 $49,684 $212,300
85939 Taylor , AZ Standard 3,849 $90,496 $308,900
85940 Vernon , AZ Standard 1,185 $110,486 $245,800
85941 Whiteriver , AZ Standard 10,459 $43,259 $74,600
85942 Woodruff , AZ Standard 0 — —

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zipcodes.pro. “ZIP codes starting with 859.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/859

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