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/620

ZIP codes starting with 620

ZIP codes
78
States
IL
Largest city
Granite City, IL
Population
294,046

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 620xx

ZIP codes starting with 620
ZIP City Type Population Median income Median home
62001 Alhambra , IL Standard 1,869 $98,558 $218,100
62002 Alton , IL Standard 29,543 $61,414 $118,900
62006 Batchtown , IL Standard 667 $94,444 $221,300
62009 Benld , IL Standard 1,723 $45,217 $85,100
62010 Bethalto , IL Standard 11,028 $71,408 $183,400
62011 Bingham , IL Standard 227 $49,821 $143,500
62012 Brighton , IL Standard 6,672 $92,571 $168,600
62013 Brussels , IL Standard 578 $72,750 $144,500
62014 Bunker Hill , IL Standard 3,669 $93,233 $204,400
62015 Butler , IL Standard 423 $51,758 $121,700
62016 Carrollton , IL Standard 3,882 $61,949 $117,600
62017 Coffeen , IL Standard 1,127 $97,625 $119,400
62018 Cottage Hills , IL Standard 3,184 $40,438 $70,200
62019 Donnellson , IL Standard 314 $56,741 $116,700
62021 Dorsey , IL Standard 871 $107,454 $247,600
62022 Dow , IL Standard 1,088 $110,703 $188,300
62023 Eagarville , IL Standard 139 $71,458 $65,000
62024 East Alton , IL Standard 9,493 $56,761 $126,500
62025 Edwardsville , IL Standard 35,520 $100,741 $319,600
62026 Edwardsville , IL Standard 851 — —
62027 Eldred , IL Standard 516 $64,375 $104,500
62028 Elsah , IL Standard 1,385 $72,031 $170,900
62030 Fidelity , IL Standard 71 $44,063 $90,800
62031 Fieldon , IL Standard 517 $84,375 $118,800
62032 Fillmore , IL Standard 765 $61,000 $67,800
62033 Gillespie , IL Standard 4,294 $78,286 $106,200
62034 Glen Carbon , IL Standard 14,870 $101,260 $281,400
62035 Godfrey , IL Standard 15,892 $93,973 $182,000
62036 Golden Eagle , IL Standard 574 $103,409 $229,400
62037 Grafton , IL Standard 1,814 $73,454 $228,500
62040 Granite City , IL Standard 40,404 $60,031 $112,000
62044 Greenfield , IL Standard 1,852 $71,146 $113,000
62045 Hamburg , IL Standard 247 $85,234 $173,600
62046 Hamel , IL Standard 1,102 $108,036 $250,000
62047 Hardin , IL Standard 1,548 $116,250 $179,000
62048 Hartford , IL Standard 1,347 $40,946 $65,300
62049 Hillsboro , IL Standard 7,871 $55,446 $127,600
62050 Hillview , IL Standard 268 $84,432 $103,100
62051 Irving , IL Standard 791 $64,360 $181,300
62052 Jerseyville , IL Standard 12,237 $74,926 $168,000
62053 Kampsville , IL Standard 351 $61,250 $128,100
62054 Kane , IL Standard 315 $61,417 $95,000
62056 Litchfield , IL Standard 8,528 $62,643 $126,500
62058 Livingston , IL Standard 884 $62,240 $110,300
62059 Lovejoy , IL Standard 729 $30,673 $37,500
62060 Madison , IL Standard 3,558 $46,563 $63,300
62061 Marine , IL Standard 1,487 $87,938 $185,600
62062 Maryville , IL Standard 8,277 $98,672 $257,600
62063 Medora , IL Standard 795 $63,295 $128,600
62065 Michael , IL No street area — — —
62067 Moro , IL Standard 2,203 $72,431 $221,000
62069 Mount Olive , IL Standard 2,897 $59,764 $102,700
62070 Mozier , IL No street area — — —
62071 National Stock Yards , IL No street area — — —
62074 New Douglas , IL Standard 1,205 $79,808 $261,400
62075 Nokomis , IL Standard 3,330 $65,954 $93,400
62076 Ohlman , IL Standard 59 $46,250 $46,200
62077 Panama , IL Standard 420 $72,917 $54,700
62078 Patterson , IL Standard 73 — $32,000
62079 Piasa , IL Standard 292 $133,333 $147,000
62080 Ramsey , IL Standard 3,255 $67,717 $94,000
62081 Rockbridge , IL Standard 329 $91,875 $80,000
62082 Roodhouse , IL Standard 2,265 $62,875 $76,700
62083 Rosamond , IL Standard 145 $21,845 $213,100
62084 Roxana , IL Standard 1,631 $63,226 $99,000
62085 Sawyerville , IL Standard 193 $70,000 $85,000
62086 Sorento , IL Standard 1,318 $65,000 $110,900
62087 South Roxana , IL Standard 2,181 $60,214 $88,700
62088 Staunton , IL Standard 6,400 $62,808 $145,800
62089 Taylor Springs , IL Standard 487 $45,543 $68,300
62090 Venice , IL Standard 1,039 $36,098 $37,400
62091 Walshville , IL Standard 339 $102,188 $112,500
62092 White Hall , IL Standard 2,431 $56,607 $69,100
62093 Wilsonville , IL Standard 487 $45,313 $86,700
62094 Witt , IL Standard 1,107 $60,644 $73,000
62095 Wood River , IL Standard 10,726 $65,013 $111,000
62097 Worden , IL Standard 2,973 $91,011 $217,900
62098 Wrights , IL Standard 104 — —

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zipcodes.pro. “ZIP codes starting with 620.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/620

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