618 Area Code

Primary cities: Collinsville, Carbondale, Belleville, Granite City, Centralia ... all cities

Cities: Addieville, Albers, Albion, Alhambra, Allendale, Altamont, Alton, Anna, Annapolis, Ashley, Ava, Aviston, Baldwin, Bartelso, Batchtown, Beckemeyer, Beecher City, Belle Prairie, Belle Rive, Belleville, Bellmont, Benton, Bethalto, Bible Grove, Birds, Blair, Blairsville, Bluford, Breese, Bridgeport, Brighton, Brookport, Broughton, Browns, Brownstown, Brussels, Bunker Hill, Burnt Prairie, Cairo, Calhoun, Carbondale, Carlyle, Carmi, Carriers Mills, Carterville, Cave In Rock, Centralia, Chauncey, Chester, Chesterfield Rockbridge, Christopher, Cisne, Claremont-san Dimas, Clay City, Cobden, Collinsville, Columbia, Coulterville, Creal Springs, Crisp, Crossville, Cypress, Dahlgren, Dale, De Soto, Dix, Dongola, Dorchester, Dow, Du Quoin, Dubois, Dundas, Dupo, East St. Louis, Eddyville, Edgemont, Edgewood, Edwardsville, Eldorado, Elizabethtown, Elkville, Ellis Grove, Enfield, Equality, Evansville, Ewing, Fairfield, Farina, Fayetteville, Fieldon, Flat Rock, Flora, Freeburg, Geff, Germantown, Glen Carbon, Glenn, Golconda, Goreville, Grafton, Granite City, Grantfork, Grayville, Greenville, Hamburg, Hamel, Hardin, Hardinville, Harmony, Harrisburg, Hecker, Herrick, Herrin, Hettick, Hicks, Highland, Hoffman, Hoyleton, Hurst, Hutsonville, Ina, Irvington, Iuka, Jerseyville, Johnston City, Joppa, Kampsville, Karnak, Kaskaskia, Kell, Keyesport, Kinmundy, Lawrenceville, Leamington, Lebanon, Livingston, Louisville, Macedonia, Marine, Marion, Marissa, Mascoutah, Maunie, Mcclure, Mcleansboro, Medora, Metropolis, Millstadt, Mound City, Mounds, Mount Carmel, Mount Erie, Mount Vernon, Mulberry Grove, Murphysboro, Nashville, New Athens, New Baden, New Haven, New Minden, Newton, Noble, Norris City, O Fallon, Oakdale, Oblong, Odin, Okawville, Olive Branch, Olney, Omaha, Orchardville, Palestine, Parkersburg, Patoka, Paulton, Percy, Pinckneyville, Pittsburg, Pocahontas, Prairie Du Rocher, Prairietown, Raleigh Galatia, Ramsey, Red Bud, Renault, Renshaw, Rice, Ridgway, Robinson, Rose Hill, Rosiclare, Royalton, Sailor Springs, Salem, Sandoval, Sefton, Sesser, Shattuc, Shawneetown, Shipman, Shobonier, Simpson, Sparta, St. Elmo, St. Francisville, St. Jacob, St. Libory, St. Peter, Staunton, Steeleville, Stonefort, Summerfield, Sumner, Tamaroa, Tamms, Thebes, Thompsonville, Tilden, Trenton, Troy, Ullin, Valmeyer, Vandalia, Venedy, Vienna, Villa Ridge, Waltonville, Waterloo, Wayne City, Wendelin, West Frankfort, West Salem, Westport, Westview, Willow Hill, Wood River, Woodburn, Woodlawn, Worden, Xenia, Zeigler