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/500

ZIP codes starting with 500

ZIP codes
68
States
IA
Largest city
Ankeny, IA
Population
276,208

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 500xx

ZIP codes starting with 500
ZIP City Type Population Median income Median home
50001 Ackworth , IA Standard 650 $131,875 $335,300
50002 Adair , IA Standard 1,496 $79,071 $237,700
50003 Adel , IA Standard 9,948 $103,114 $395,400
50005 Albion , IA Standard 812 $76,696 $137,500
50006 Alden , IA Standard 1,437 $69,783 $121,200
50007 Alleman , IA Standard 444 $120,417 $308,300
50008 Allerton , IA Standard 722 $75,417 $115,100
50009 Altoona , IA Standard 22,886 $88,447 $278,300
50010 Ames , IA Standard 33,799 $65,398 $253,500
50011 Ames , IA No street area — — —
50012 Ames , IA Standard 1,913 — —
50013 Ames , IA Standard 4,211 — —
50014 Ames , IA Standard 32,958 $60,731 $336,800
50020 Anita , IA Standard 1,197 $75,417 $154,600
50021 Ankeny , IA Standard 30,283 $99,572 $317,200
50022 Atlantic , IA Standard 8,526 $63,125 $157,600
50023 Ankeny , IA Standard 46,306 $117,826 $345,100
50025 Audubon , IA Standard 3,148 $52,438 $118,100
50026 Bagley , IA Standard 481 $68,750 $101,300
50027 Barnes City , IA Standard 148 $52,976 $85,000
50028 Baxter , IA Standard 1,981 $72,022 $206,300
50029 Bayard , IA Standard 523 $57,125 $76,100
50031 Beaver , IA Standard 51 $73,750 $56,300
50032 Berwick , IA Standard 707 — —
50033 Bevington , IA Standard 12 $56,250 —
50034 Blairsburg , IA Standard 328 $76,250 $109,600
50035 Bondurant , IA Standard 10,131 $134,906 $323,000
50036 Boone , IA Standard 16,154 $79,255 $194,400
50037 Boone , IA No street area — — —
50038 Booneville , IA Standard 235 $82,188 —
50039 Bouton , IA Standard 344 $86,250 —
50040 Boxholm , IA Standard 168 $49,375 $86,500
50041 Bradford , IA Standard 51 — —
50042 Brayton , IA Standard 226 $92,500 $160,900
50043 Buckeye , IA No street area — — —
50044 Bussey , IA Standard 901 $75,417 $120,700
50046 Cambridge , IA Standard 1,554 $81,500 $229,200
50047 Carlisle , IA Standard 6,690 $106,389 $250,100
50048 Casey , IA Standard 562 $54,688 $101,600
50049 Chariton , IA Standard 6,414 $61,190 $124,900
50050 Churdan , IA Standard 712 $64,432 $111,200
50051 Clemons , IA Standard 224 $60,000 $207,000
50052 Clio , IA Standard 80 $93,125 $112,500
50054 Colfax , IA Standard 3,166 $89,940 $211,500
50055 Collins , IA Standard 1,102 $85,278 $200,000
50056 Colo , IA Standard 1,003 $73,333 $184,500
50057 Columbia , IA Standard 327 $118,882 $221,300
50058 Coon Rapids , IA Standard 1,999 $80,119 $149,700
50059 Cooper , IA No street area — — —
50060 Corydon , IA Standard 2,417 $63,438 $117,300
50061 Cumming , IA Standard 2,123 $130,714 $533,800
50062 Melcher Dallas , IA Standard 789 $51,146 $198,100
50063 Dallas Center , IA Standard 2,720 $109,722 $266,900
50064 Dana , IA Standard 100 $96,635 $161,500
50065 Davis City , IA Standard 517 $49,423 $92,500
50066 Dawson , IA Standard 191 $66,406 $167,900
50067 Decatur , IA Standard 354 $43,750 $105,800
50068 Derby , IA Standard 215 $36,500 $113,200
50069 De Soto , IA Standard 1,109 $98,056 $232,100
50070 Dexter , IA Standard 1,221 $92,083 $213,300
50071 Dows , IA Standard 847 $83,036 $74,100
50072 Earlham , IA Standard 2,979 $111,250 $303,900
50073 Elkhart , IA Standard 1,208 $100,972 $274,700
50074 Ellston , IA Standard 215 $121,094 $605,800
50075 Ellsworth , IA Standard 807 $81,250 $163,300
50076 Exira , IA Standard 1,301 $55,313 $114,100
50078 Ferguson , IA Standard 85 $52,500 $75,600
50099 Boone , IA No street area — — —

Cite this page

zipcodes.pro. “ZIP codes starting with 500.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/500

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