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/606

ZIP codes starting with 606

ZIP codes
83
States
IL
Largest city
Chicago, IL
Population
2,694,535

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 606xx

ZIP codes starting with 606
ZIP City Type Population Median income Median home
60601 Chicago , IL Standard 15,235 $121,458 $526,200
60602 Chicago , IL Standard 1,480 $126,202 $391,800
60603 Chicago , IL Standard 1,298 $133,545 $633,900
60604 Chicago , IL Standard 616 $81,658 $597,100
60605 Chicago , IL Standard 36,210 $123,922 $453,200
60606 Chicago , IL Standard 3,840 $128,609 $416,400
60607 Chicago , IL Standard 32,392 $127,732 $499,700
60608 Chicago , IL Standard 80,737 $73,366 $358,600
60609 Chicago , IL Standard 62,028 $58,896 $268,300
60610 Chicago , IL Standard 44,883 $105,226 $505,900
60611 Chicago , IL Standard 37,705 $125,675 $650,800
60612 Chicago , IL Standard 35,744 $60,922 $364,600
60613 Chicago , IL Standard 52,244 $95,572 $390,800
60614 Chicago , IL Standard 70,693 $136,448 $720,400
60615 Chicago , IL Standard 42,975 $63,876 $347,800
60616 Chicago , IL Standard 54,308 $73,819 $387,200
60617 Chicago , IL Standard 74,790 $51,778 $180,700
60618 Chicago , IL Standard 91,901 $106,384 $562,700
60619 Chicago , IL Standard 59,503 $45,206 $219,600
60620 Chicago , IL Standard 64,871 $48,146 $197,700
60621 Chicago , IL Standard 28,301 $31,905 $153,500
60622 Chicago , IL Standard 54,609 $136,277 $638,100
60623 Chicago , IL Standard 81,277 $51,878 $237,200
60624 Chicago , IL Standard 35,263 $34,030 $230,700
60625 Chicago , IL Standard 76,760 $85,703 $401,900
60626 Chicago , IL Standard 49,662 $59,713 $280,600
60628 Chicago , IL Standard 60,431 $54,644 $169,800
60629 Chicago , IL Standard 108,324 $60,826 $243,600
60630 Chicago , IL Standard 55,486 $98,860 $384,500
60631 Chicago , IL Standard 30,924 $115,000 $436,400
60632 Chicago , IL Standard 89,107 $64,809 $252,600
60633 Chicago , IL Standard 12,474 $62,458 $186,800
60634 Chicago , IL Standard 73,885 $88,533 $353,900
60636 Chicago , IL Standard 32,198 $38,807 $155,300
60637 Chicago , IL Standard 52,721 $43,609 $257,300
60638 Chicago , IL Standard 57,074 $91,070 $299,100
60639 Chicago , IL Standard 84,240 $61,089 $309,900
60640 Chicago , IL Standard 65,445 $73,254 $370,300
60641 Chicago , IL Standard 68,894 $83,758 $391,100
60642 Chicago , IL Standard 21,789 $143,175 $593,600
60643 Chicago , IL Standard 45,942 $80,852 $249,300
60644 Chicago , IL Standard 47,210 $40,950 $239,000
60645 Chicago , IL Standard 48,208 $76,045 $328,200
60646 Chicago , IL Standard 28,780 $112,525 $503,900
60647 Chicago , IL Standard 84,749 $107,060 $586,200
60649 Chicago , IL Standard 48,056 $44,175 $213,200
60651 Chicago , IL Standard 63,335 $54,409 $269,900
60652 Chicago , IL Standard 41,074 $80,020 $250,500
60653 Chicago , IL Standard 33,383 $40,666 $361,000
60654 Chicago , IL Standard 25,755 $147,357 $500,400
60655 Chicago , IL Standard 28,434 $114,723 $324,300
60656 Chicago , IL Standard 29,538 $95,766 $348,700
60657 Chicago , IL Standard 71,904 $110,939 $537,800
60659 Chicago , IL Standard 41,728 $68,704 $371,800
60660 Chicago , IL Standard 42,724 $67,479 $309,100
60661 Chicago , IL Standard 11,398 $125,741 $392,900
60664 Chicago , IL No street area — — —
60666 Chicago , IL No street area — — —
60668 Chicago , IL No street area — — —
60669 Chicago , IL No street area — — —
60670 Chicago , IL No street area — — —
60673 Chicago , IL No street area — — —
60674 Chicago , IL No street area — — —
60675 Chicago , IL No street area — — —
60677 Chicago , IL No street area — — —
60678 Chicago , IL No street area — — —
60680 Chicago , IL No street area — — —
60681 Chicago , IL No street area — — —
60682 Chicago , IL No street area — — —
60684 Chicago , IL No street area — — —
60685 Chicago , IL No street area — — —
60686 Chicago , IL No street area — — —
60687 Chicago , IL No street area — — —
60688 Chicago , IL No street area — — —
60689 Chicago , IL No street area — — —
60690 Chicago , IL No street area — — —
60691 Chicago , IL No street area — — —
60693 Chicago , IL No street area — — —
60694 Chicago , IL No street area — — —
60695 Chicago , IL No street area — — —
60696 Chicago , IL No street area — — —
60697 Chicago , IL No street area — — —
60699 Chicago , IL No street area — — —

Cite this page

zipcodes.pro. “ZIP codes starting with 606.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/606

Underlying data is public domain or openly licensed — sources, vintages and licences.