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
60586
Plainfield, IL
Area
815
Pop.
46,395
60115
Dekalb, IL
Area
815
Pop.
46,267
60649
Chicago, IL
Area
773
Pop.
45,444
61265
Moline, IL
Area
309
Pop.
44,887
60010
Barrington, IL
Area
847
Pop.
44,031
61554
Pekin, IL
Area
309
Pop.
43,781
62040
Granite City, IL
Area
618
Pop.
43,276
60540
Naperville, IL
Area
630
Pop.
43,053
60707
Elmwood Park, IL
Area
708
Pop.
42,712
60201
Evanston, IL
Area
847
Pop.
42,682
60652
Chicago, IL
Area
773
Pop.
42,517
60188
Carol Stream, IL
Area
630
Pop.
42,399
60103
Bartlett, IL
Area
630
Pop.
42,209
60047
Lake Zurich, IL
Area
847
Pop.
42,206
60660
Chicago, IL
Area
773
Pop.
42,060
60089
Buffalo Grove, IL
Area
847
Pop.
41,645
60564
Naperville, IL
Area
630
Pop.
41,453
60565
Naperville, IL
Area
630
Pop.
40,864
60615
Chicago, IL
Area
773
Pop.
40,745
60107
Streamwood, IL
Area
630
Pop.
40,677
60062
Northbrook, IL
Area
847
Pop.
40,095
60636
Chicago, IL
Area
773
Pop.
39,918
60193
Schaumburg, IL
Area
630
Pop.
39,883
62704
Springfield, IL
Area
217
Pop.
39,883
60446
Romeoville, IL
Area
815
Pop.
39,871
60101
Addison, IL
Area
630
Pop.
39,657
60659
Chicago, IL
Area
773
Pop.
39,657
60624
Chicago, IL
Area
773
Pop.
39,283
61201
Rock Island, IL
Area
309
Pop.
39,082
60074
Palatine, IL
Area
847
Pop.
39,053
60110
Carpentersville, IL
Area
847
Pop.
38,998
60462
Orland Park, IL
Area
708
Pop.
38,801
60610
Chicago, IL
Area
312
Pop.
38,740
60025
Glenview, IL
Area
847
Pop.
38,667
60067
Palatine, IL
Area
847
Pop.
38,450
60137
Glen Ellyn, IL
Area
630
Pop.
38,384
60133
Hanover Park, IL
Area
630
Pop.
38,369
60031
Gurnee, IL
Area
847
Pop.
38,205
60477
Tinley Park, IL
Area
708
Pop.
38,144
60504
Aurora, IL
Area
630
Pop.
37,956
60090
Wheeling, IL
Area
847
Pop.
37,744
60060
Mundelein, IL
Area
847
Pop.
37,586
60068
Park Ridge, IL
Area
847
Pop.
37,421
61832
Danville, IL
Area
217
Pop.
37,343
60409
Calumet City, IL
Area
708
Pop.
37,202
60543
Oswego, IL
Area
630
Pop.
37,053
60901
Kankakee, IL
Area
815
Pop.
36,908
60563
Naperville, IL
Area
630
Pop.
36,512
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.