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618 Area Code


The 131 central offices below make up area code (618) in Illinois.


These exchanges encompass the following IL cities:

  • Columbia
  • Trenton
  • Collinsville
  • Xenia
  • Hardin
  • Hecker
  • Odin
  • Salem
  • Christopher
  • Rosiclare
  • Cairo
  • Bluford
  • Granite City
  • Anna
  • Olney
  • East Saint Louis
  • Ellis Grove
  • Carbondale
  • Flora
  • Zeigler
  • Robinson
  • Tamms
  • Jerseyville
  • Sparta
  • Pinckneyville
  • O Fallon
  • Du Bois
  • Olmsted
  • Alton
  • Godfrey
  • Mount Vernon
  • Herrin
  • Marion
  • Mound City
  • Vandalia
  • Fairfield
  • Dow
  • Carrier Mills
  • Edwardsville
  • Livingston
  • Cape Girardeau
  • Marine
  • Farina
  • Benton
  • Cobden
  • Germantown
  • Percy
  • Harrisburg
  • Carterville
  • Troy
  • Shipman
  • Dahlgren
  • Centralia
  • Waterloo
  • Sesser
  • Villa Ridge
  • Shobonier
  • Shawneetown
  • Belleville
  • Coulterville
  • Du Quoin
  • Murphysboro
  • Dale
  • Highland
  • Johnston City
  • Elkville
  • Hettick
  • Carmi
  • Altamont
  • Millstadt

Learn more: Area code 618 at Wikipedia



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