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
60554
Sugar Grove, IL
Area
630
Pop.
11,597
61072
Rockton, IL
Area
815
Pop.
11,475
62454
Robinson, IL
Area
618
Pop.
11,395
61523
Chillicothe, IL
Area
309
Pop.
11,386
61254
Geneseo, IL
Area
309
Pop.
11,374
62812
Benton, IL
Area
618
Pop.
11,349
62010
Bethalto, IL
Area
618
Pop.
11,303
61607
Peoria, IL
Area
309
Pop.
11,212
60305
River Forest, IL
Area
708
Pop.
11,183
62881
Salem, IL
Area
618
Pop.
11,164
60482
Worth, IL
Area
708
Pop.
11,152
60012
Crystal Lake, IL
Area
815
Pop.
11,081
62095
Wood River, IL
Area
618
Pop.
11,066
61080
South Beloit, IL
Area
815
Pop.
11,032
61065
Poplar Grove, IL
Area
815
Pop.
10,984
61356
Princeton, IL
Area
815
Pop.
10,900
61354
Peru, IL
Area
815
Pop.
10,878
60097
Wonder Lake, IL
Area
815
Pop.
10,758
60534
Lyons, IL
Area
708
Pop.
10,626
60915
Bradley, IL
Area
815
Pop.
10,601
62049
Hillsboro, IL
Area
217
Pop.
10,575
61301
La Salle, IL
Area
815
Pop.
10,565
60190
Winfield, IL
Area
630
Pop.
10,561
61264
Milan, IL
Area
309
Pop.
10,450
60514
Clarendon Hills, IL
Area
630
Pop.
10,414
60020
Fox Lake, IL
Area
847
Pop.
10,391
60119
Elburn, IL
Area
630
Pop.
10,357
62246
Greenville, IL
Area
618
Pop.
10,321
60171
River Grove, IL
Area
708
Pop.
10,300
61727
Clinton, IL
Area
217
Pop.
10,268
60143
Itasca, IL
Area
630
Pop.
10,128
62863
Mount Carmel, IL
Area
618
Pop.
10,047
60081
Spring Grove, IL
Area
815
Pop.
9,939
60083
Wadsworth, IL
Area
847
Pop.
9,909
60044
Lake Bluff, IL
Area
847
Pop.
9,867
62712
Springfield, IL
Area
217
Pop.
9,835
62233
Chester, IL
Area
618
Pop.
9,834
60523
Oak Brook, IL
Area
630
Pop.
9,818
60475
Steger, IL
Area
708
Pop.
9,797
62471
Vandalia, IL
Area
618
Pop.
9,767
60601
Chicago, IL
Area
312
Pop.
9,732
62918
Carterville, IL
Area
618
Pop.
9,731
60464
Palos Park, IL
Area
708
Pop.
9,707
60442
Manhattan, IL
Area
815
Pop.
9,684
62024
East Alton, IL
Area
618
Pop.
9,652
62258
Mascoutah, IL
Area
618
Pop.
9,418
61342
Mendota, IL
Area
815
Pop.
9,255
62205
East Saint Louis, IL
Area
618
Pop.
9,203
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.