309 Area Code

Primary cities: Peoria, Bloomington, Rock Island, Macomb, Galesburg ... all cities

Cities: Abingdon, Adair, Albany, Aledo, Alexis, Alpha, Altona, Andover, Annawan, Arrowsmith, Astoria, Atkinson, Avon, Bardolph, Bath, Bellflower, Benson, Biggsville, Bishop Hill, Blandinsville, Bloomington, Bradford, Brimfield, Buda, Bushnell, Cambridge, Cameron, Campgrove, Canton, Carlock, Castleton, Chillicothe, Colchester, Colfax, Congerville, Cooksville, Cordova, Cropsey, Cuba, Danvers, Deer Creek, Delavan, Downs, Dunlap, East Moline, Easton, Edelstein, Edgington, El Paso, Eliza, Ellisville, Ellsworth, Elmira, Elmwood, Erie, Eureka, Fairview, Farmer City, Farmington, Fiatt, Forest City, Galesburg, Galva, Geneseo, Germantown Hills, Gilson, Glasford, Good Hope, Goodfield, Green River, Green Valley, Gridley, Groveland, Gulfport, Hampton, Hanna City, Havana, Henry, Heyworth, Hillsdale, Hopedale, Hudson, Illinois City, Industry, Ipava, Joy, Keithsburg, Kewanee, Kilbourne, Kirkwood, Knoxville, La Fayette, La Rose, Lacon, Le Roy, Lewistown, Lexington, Little York, Littleton, London Mills, Low Point, Mackinaw, Macomb, Manito, Maquon, Marietta, Matherville, Mclean, Metamora, Mineral, Minier Armington, Minonk, Moline, Monmouth, Morton, Mossville, Neponset, New Boston, New Windsor, North Henderson, North Pekin, Oneida, Oquawka, Orion, Osco, Pekin, Peoria, Plymouth, Port Byron, Prairie City, Preemption, Princeville, Raritan, Reynolds, Rio, Roanoke, Rock Island, Roseville, San Jose, Saybrook, Seaton, Secor, Sherrard, Smithfield, Smithshire, South Pekin, Sparland, Spring Bay, Stanford, Stronghurst, Summum, Sunnyland, Swan Creek, Table Grove, Talbott, Topeka, Toulon, Towanda, Tremont, Trivoli, Varna, Vermont, Victoria, Viola, Washburn, Washington, Wataga, Williamsfield, Woodhull, Wyoming, Yates City