Largest cities

• Chicago
• Naperville
• Schaumburg

• Bolingbrook
• Skokie
• Orland Park

• Vernon Hills
• Oak Brook
• Geneva

• Aurora
• Deer Park
• Gurnee

City

• Countryside
• Crest Hill
• Cresthill
• Crestwood
• Crete
• Crystal Lake
• Danville
• Darien
• Decatur
• Deer Park
• Deerfield
• Dekalb
• Des Plaines
• Dixon
• Downers Grove

• Du Quoin
• Dwight
• East Alton
• East Dubuque
• East Dundee
• East Moline
• East Peoria
• East Saint Louis
• Edwardsville
• Effingham
• Elburn
• Elgin
• Elk Grove Village
• Elk Grove Vlg
• Elmhurst

• Elmwood Park
• Elwood
• Evanston
• Evergreen Park
• Fairfield
• Fairview Heights
• Flora
• Flossmoor
• Forest Park
• Forsyth
• Fox Lake
• Fox River Grove
• Fox Valley
• Frankfort
• Franklin Park

• Freeport
• Galena
• Galesburg
• Geneseo
• Geneva
• Genoa
• Gilberts
• Gilman
• Glen Carbon
• Glen Ellyn
• Glencoe
• Glendale Heights
• Glenview
• Godfrey
• Granite City