Addison
                             (V)
  
                           
                              Algonquin
                             (V)
  
                           
                              Alsip
                             (V)
  
                           
                              Alton
                             (C)
  
                           
                              Antioch
                             (V)
  
                           
                              Arlington Heights
                             (V)
  
                           
                              Aurora
                             (C)
  
                           
                              Barrington
                             (V)
  
                           
                              Bartlett
                             (V)
  
                           
                              Batavia
                             (C)
  
                           
                              Beach Park
                             (V)
  
                           
                              Belleville
                             (C)
  
                           
                              Bellwood
                             (V)
  
                           
                              Belvidere
                             (C)
  
                           
                              Bensenville
                             (V)
  
                           
                              Berwyn
                             (C)
  
                           
                              Bloom
                             (TWP)
  
                           
                              Bloomingdale
                             (V)
  
                           
                              Bloomington
                             (C)
  
                           
                              Blue Island
                             (C)
  
                           
                              Bolingbrook
                             (V)
  
                           
                              Bourbonnais
                             (V)
  
                           
                              Bradley
                             (V)
  
                           
                              Bremen
                             (TWP)
  
                           
                              Bridgeview
                             (V)
  
                           
                              Bristol
                             (TWP)
  
                           
                              Brookfield
                             (V)
  
                           
                              Bruce
                             (TWP)
  
                           
                              Buffalo Grove
                             (V)
  
                           
                              Burbank
                             (C)
  
                           
                              Burr Ridge
                             (V)
  
                           
                              Cahokia
                             (V)
  
                           
                              Calumet
                             (TWP)
  
                           
                              Calumet City
                             (C)
  
                           
                              Campton
                             (TWP)
  
                           
                              Canteen
                             (TWP)
  
                           
                              Canton
                             (C)
  
                           
                              Capital
                             (TWP)
  
                           
                              Carbondale
                             (C)
  
                           
                              Carol Stream
                             (V)
  
                           
                              Carpentersville
                             (V)
  
                           
                              Cary
                             (V)
  
                           
                              Centralia
                             (C)
  
                           
                              Champaign
                             (C)
  
                           
                              Channahon
                             (V)
  
                           
                              Charleston
                             (C)
  
                           
                              Chatham
                             (V)
  
                           
                              Chicago
                             (C)
  
                           
                              Chicago Heights
                             (C)
  
                           
                              Chicago Ridge
                             (V)
  
                           
                              Cicero
                             (T)
  
                           
                              Collinsville
                             (C)
  
                           
                              Coloma
                             (TWP)
  
                           
                              Country Club Hills
                             (C)
  
                           
                              Crest Hill
                             (C)
  
                           
                              Crestwood
                             (V)
  
                           
                              Crystal Lake
                             (C)
  
                           
                              Cunningham
                             (TWP)
  
                           
                              Danville
                             (C)
  
                           
                              Darien
                             (C)
  
                           
                              Decatur
                             (C)
  
                           
                              Deerfield
                             (V)
  
                           
                              DeKalb
                             (C)
  
                           
                              Des Plaines
                             (C)
  
                           
                              Dixon
                             (C)
  
                           
                              Dolton
                             (V)
  
                           
                              Dorr
                             (TWP)
  
                           
                              Douglas
                             (TWP)
  
                           
                              Downers Grove
                             (V)
  
                           
                              Du Page
                             (TWP)
  
                           
                              Dundee
                             (TWP)
  
                           
                              East Moline
                             (C)
  
                           
                              East Peoria
                             (C)
  
                           
                              East St. Louis
                             (C)
  
                           
                              Edwardsville
                             (C)
  
                           
                              Effingham
                             (C)
  
                           
                              Ela
                             (TWP)
  
                           
                              Elgin
                             (C)
  
                           
                              Elk Grove
                             (TWP)
  
                           
                              Elk Grove Village
                             (V)
  
                           
                              Elmhurst
                             (C)
  
                           
                              Elmwood Park
                             (V)
  
                           
                              Evanston
                             (C)
  
                           
                              Evergreen Park
                             (V)
  
                           
                              Fairview Heights
                             (C)
  
                           
                              Flagg
                             (TWP)
  
                           
                              Fondulac
                             (TWP)
  
                           
                      | 
                  
                     
                        
                              Forest Park
                             (V)
  
                           
                              Fox Lake
                             (V)
  
                           
                              Frankfort
                             (V)
  
                           
                              Franklin Park
                             (V)
  
                           
                              Freeport
                             (C)
  
                           
                              Fremont
                             (TWP)
  
                           
                              Galesburg
                             (C)
  
                           
                              Geneva
                             (C)
  
                           
                              Glen Carbon
                             (V)
  
                           
                              Glen Ellyn
                             (V)
  
                           
                              Glendale Heights
                             (V)
  
                           
                              Glenview
                             (V)
  
                           
                              Godfrey
                             (V)
  
                           
                              Granite City
                             (C)
  
                           
                              Grant
                             (TWP)
  
                           
                              Grayslake
                             (V)
  
                           
                              Groveland
                             (TWP)
  
                           
                              Gurnee
                             (V)
  
                           
                              Hanover Park
                             (V)
  
                           
                              Harlem
                             (TWP)
  
                           
                              Harvey
                             (C)
  
                           
                              Hazel Crest
                             (V)
  
                           
                              Herrin
                             (C)
  
                           
                              Hickory Hills
                             (C)
  
                           
                              Hickory Point
                             (TWP)
  
                           
                              Highland Park
                             (C)
  
                           
                              Hinsdale
                             (V)
  
                           
                              Hoffman Estates
                             (V)
  
                           
                              Homer Glen
                             (V)
  
                           
                              Homewood
                             (V)
  
                           
                              Huntley
                             (V)
  
                           
                              Jacksonville
                             (C)
  
                           
                              Jarvis
                             (TWP)
  
                           
                              Joliet
                             (C)
  
                           
                              Justice
                             (V)
  
                           
                              Kankakee
                             (C)
  
                           
                              Kewanee
                             (C)
  
                           
                              La Grange
                             (V)
  
                           
                              La Grange Park
                             (V)
  
                           
                              Lake Forest
                             (C)
  
                           
                              Lake in the Hills
                             (V)
  
                           
                              Lake Zurich
                             (V)
  
                           
                              Lansing
                             (V)
  
                           
                              Lemont
                             (V)
  
                           
                              Leyden
                             (TWP)
  
                           
                              Libertyville
                             (V)
  
                           
                              Limestone
                             (TWP)
  
                           
                              Lincoln
                             (C)
  
                           
                              Lincolnwood
                             (V)
  
                           
                              Lindenhurst
                             (V)
  
                           
                              Lisle
                             (V)
  
                           
                              Lockport
                             (C)
  
                           
                              Lombard
                             (V)
  
                           
                              Loves Park
                             (C)
  
                           
                              Lyons
                             (V)
  
                           
                              Machesney Park
                             (V)
  
                           
                              Macomb
                             (C)
  
                           
                              Maine
                             (TWP)
  
                           
                              Marion
                             (C)
  
                           
                              Markham
                             (C)
  
                           
                              Matteson
                             (V)
  
                           
                              Mattoon
                             (C)
  
                           
                              Maywood
                             (V)
  
                           
                              McHenry
                             (C)
  
                           
                              Melrose Park
                             (V)
  
                           
                              Midlothian
                             (V)
  
                           
                              Minooka
                             (V)
  
                           
                              Mokena
                             (V)
  
                           
                              Moline
                             (C)
  
                           
                              Montgomery
                             (V)
  
                           
                              Morris
                             (C)
  
                           
                              Morton
                             (V)
  
                           
                              Morton Grove
                             (V)
  
                           
                              Mount Prospect
                             (V)
  
                           
                              Mount Vernon
                             (C)
  
                           
                              Mundelein
                             (V)
  
                           
                              Nameoki
                             (TWP)
  
                           
                              Naperville
                             (C)
  
                           
                              New Lenox
                             (V)
  
                           
                              New Trier
                             (TWP)
  
                           
                              Newell
                             (TWP)
  
                           
                              Niles
                             (V)
  
                           
                              Normal
                             (T)
  
                           
                              Norridge
                             (V)
  
                           
                              North Aurora
                             (V)
  
                           
                              North Chicago
                             (C)
  
                           
                              Northbrook
                             (V)
  
                           
                      | 
                  
                     
                        
                              Northlake
                             (C)
  
                           
                              Norwood Park
                             (TWP)
  
                           
                              Nunda
                             (TWP)
  
                           
                              Oak Forest
                             (C)
  
                           
                              Oak Lawn
                             (V)
  
                           
                              Oak Park
                             (V)
  
                           
                              O'Fallon
                             (C)
  
                           
                              Orland
                             (TWP)
  
                           
                              Orland Park
                             (V)
  
                           
                              Oswego
                             (V)
  
                           
                              Ottawa
                             (C)
  
                           
                              Palatine
                             (V)
  
                           
                              Palos
                             (TWP)
  
                           
                              Palos Heights
                             (C)
  
                           
                              Palos Hills
                             (C)
  
                           
                              Park Forest
                             (V)
  
                           
                              Park Ridge
                             (C)
  
                           
                              Pekin
                             (C)
  
                           
                              Peoria
                             (C)
  
                           
                              Plainfield
                             (V)
  
                           
                              Plano
                             (C)
  
                           
                              Pontiac
                             (C)
  
                           
                              Prospect Heights
                             (C)
  
                           
                              Proviso
                             (TWP)
  
                           
                              Quincy
                             (C)
  
                           
                              Rantoul
                             (V)
  
                           
                              Rich
                             (TWP)
  
                           
                              Richton Park
                             (V)
  
                           
                              River Forest
                             (V)
  
                           
                              Riverdale
                             (V)
  
                           
                              Rock Island
                             (C)
  
                           
                              Rockford
                             (C)
  
                           
                              Rolling Meadows
                             (C)
  
                           
                              Romeoville
                             (V)
  
                           
                              Roselle
                             (V)
  
                           
                              Round Lake
                             (V)
  
                           
                              Round Lake Beach
                             (V)
  
                           
                              Sauk Village
                             (V)
  
                           
                              Schaumburg
                             (V)
  
                           
                              Schiller Park
                             (V)
  
                           
                              Shields
                             (TWP)
  
                           
                              Shiloh
                             (V)
  
                           
                              Shiloh Valley
                             (TWP)
  
                           
                              Shorewood
                             (V)
  
                           
                              Skokie
                             (V)
  
                           
                              South Elgin
                             (V)
  
                           
                              South Holland
                             (V)
  
                           
                              South Moline
                             (TWP)
  
                           
                              South Rock Island
                             (TWP)
  
                           
                              Springfield
                             (C)
  
                           
                              St. Charles
                             (C)
  
                           
                              St. Clair
                             (TWP)
  
                           
                              Steger
                             (V)
  
                           
                              Sterling
                             (C)
  
                           
                              Streamwood
                             (V)
  
                           
                              Streator
                             (C)
  
                           
                              Summit
                             (V)
  
                           
                              Swansea
                             (V)
  
                           
                              Sycamore
                             (C)
  
                           
                              Taylorville
                             (C)
  
                           
                              Tinley Park
                             (V)
  
                           
                              Urbana
                             (C)
  
                           
                              Vernon Hills
                             (V)
  
                           
                              Villa Park
                             (V)
  
                           
                              Warrenville
                             (C)
  
                           
                              Washington
                             (C)
  
                           
                              Wauconda
                             (V)
  
                           
                              Waukegan
                             (C)
  
                           
                              West Chicago
                             (C)
  
                           
                              West Deerfield
                             (TWP)
  
                           
                              Westchester
                             (V)
  
                           
                              Western Springs
                             (V)
  
                           
                              Westmont
                             (V)
  
                           
                              Wheatland
                             (TWP)
  
                           
                              Wheaton
                             (C)
  
                           
                              Wheeling
                             (V)
  
                           
                              Wilmette
                             (V)
  
                           
                              Winnetka
                             (V)
  
                           
                              Wood Dale
                             (C)
  
                           
                              Wood River
                             (C)
  
                           
                              Woodridge
                             (V)
  
                           
                              Woodside
                             (TWP)
  
                           
                              Woodstock
                             (C)
  
                           
                              Worth
                             (V)
  
                           
                              York
                             (TWP)
  
                           
                              Yorkville
                             (C)
  
                           
                              Zion
                             (C)
  
                           
                      |