ZIP Codes in Illinois
Browse ZIP codes in Illinois, including city, county, area code, population, income, and timezone. This state page is designed to help you move between ZIP lookups, area code lookups, and geographic browsing.
State
Illinois
IL
ZIP codes
1,576
Area codes
9
60629
Chicago, IL
Area
773
Pop.
113,833
60618
Chicago, IL
Area
773
Pop.
97,413
60639
Chicago, IL
Area
773
Pop.
91,934
60632
Chicago, IL
Area
773
Pop.
90,845
60647
Chicago, IL
Area
773
Pop.
87,146
60623
Chicago, IL
Area
773
Pop.
85,158
60804
Cicero, IL
Area
708
Pop.
84,042
60617
Chicago, IL
Area
773
Pop.
83,435
60625
Chicago, IL
Area
773
Pop.
78,966
60608
Chicago, IL
Area
773
Pop.
78,794
60620
Chicago, IL
Area
773
Pop.
73,253
60634
Chicago, IL
Area
708
Pop.
72,718
60628
Chicago, IL
Area
773
Pop.
71,710
60505
Aurora, IL
Area
630
Pop.
71,433
60085
Waukegan, IL
Area
847
Pop.
70,997
60641
Chicago, IL
Area
773
Pop.
70,730
60614
Chicago, IL
Area
773
Pop.
68,363
60657
Chicago, IL
Area
773
Pop.
68,088
60619
Chicago, IL
Area
773
Pop.
64,922
60640
Chicago, IL
Area
773
Pop.
64,365
60402
Berwyn, IL
Area
708
Pop.
64,039
60609
Chicago, IL
Area
773
Pop.
62,773
60651
Chicago, IL
Area
773
Pop.
61,150
60016
Des Plaines, IL
Area
847
Pop.
60,794
60073
Round Lake, IL
Area
847
Pop.
60,237
60411
Chicago Heights, IL
Area
708
Pop.
58,818
60630
Chicago, IL
Area
773
Pop.
57,886
60506
Aurora, IL
Area
630
Pop.
56,982
60453
Oak Lawn, IL
Area
708
Pop.
56,820
60638
Chicago, IL
Area
773
Pop.
56,033
60056
Mount Prospect, IL
Area
847
Pop.
55,611
60622
Chicago, IL
Area
773
Pop.
54,272
61761
Normal, IL
Area
309
Pop.
53,926
60440
Bolingbrook, IL
Area
630
Pop.
53,836
60148
Lombard, IL
Area
630
Pop.
52,390
60643
Chicago, IL
Area
773
Pop.
51,836
60120
Elgin, IL
Area
847
Pop.
51,216
60626
Chicago, IL
Area
773
Pop.
51,061
60004
Arlington Heights, IL
Area
847
Pop.
49,957
60613
Chicago, IL
Area
773
Pop.
49,536
60616
Chicago, IL
Area
312
Pop.
49,491
60435
Joliet, IL
Area
815
Pop.
49,002
60637
Chicago, IL
Area
773
Pop.
48,270
60014
Crystal Lake, IL
Area
815
Pop.
48,234
60123
Elgin, IL
Area
847
Pop.
48,053
60644
Chicago, IL
Area
773
Pop.
47,631
60645
Chicago, IL
Area
773
Pop.
46,913
60126
Elmhurst, IL
Area
630
Pop.
46,450
About ZIP codes in Illinois
ZIP codes in Illinois can be used to browse local cities, counties, area codes, and population data. This page is a state-level directory for postal lookup and serves as a strong internal hub for deeper ZIP and area code pages.