Area Code — 309

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Phone numbers in area code 309 cover the cities of Rock Island, Albany, Ceffco, Aledo, Hamlet, Mercer, Ohio Grove, Old Gilchrist, Shale City, Sunbeam, Wanlock, Andalusia, Andover, Annawan, Alba, Atkinson, Cornwall, Barstow, Buffalo Pr, Buffalo Prairie, Cambridge, Munson, Ulah, Weller, Carbon Cliff, Coal Valley, Cleveland, Colona, Green Rock, Cordova, Babcock, Campbells Island, E Moline, East Moline, Meersman, Merry Oaks, South Moline, Watertown, Whites Addition, Erie, Geneseo, Hanna, Hampton, Hillsdale, Illinois City, Joy, Lynn, Lynn Center, Swedona, Matherville, Milan, Oak Grove, Moline, Quad City Airport, New Boston, Orion, Sunny Hill, Sunny Hill Estates, Warner, Western, Osco, Byron Hills, Coe, Mobet Meadows, Port Byron, Preemption, Rapids City, Marston, Perryton, Reynolds, Boden, Cable, Richland Grove, Sherrard, Silvis, Taylor Ridge, Rock Island Arsonal, Buda, Mineral, Neponset, Varna, Galesburg, Henderson Grove, Abingdon, Adair, Alexis, Shanghai City, Alpha, Altona, Avon, Check Row, Greenbush, Bardolph, Berwick, Biggsville, Bishop Hill, Blandinsville, Bradford, Broadmoor, Lombardville, Milo, Osceola, Bushnell, Cameron, Camp Grove, Carman, Carthage Lake, Gulfport, Shokokon, Castleton, Cuba, Appleton, Dahinda, Oak Run, Columbia Heights, E Galesburg, East Galesburg, Ellisville, Fairview, Joshua, Fiatt, Galva, Gerlaw, Delong, Gilson, Gladstone, Good Hope, Henderson, Industry, Bernadotte, Ipava, Keithsburg, Kewanee, Kirkwood, Rozetta, Tompkins, Knoxville, La Fayette, Elmore, Laura, Doddsville, Littleton, Eleanor, Little York, Macomb, Hermon, Maquon, Marietta, New Philadelphia, Media, Larchland, Monmouth, Ormonde, New Windsor, N Henderson, North Henderson, Oneida, Opheim, Ophiem, Oquawka, Prairie City, Walnut Grove, Raritan, Rio, Roseville, Swan Creek, Youngstown, Saint Augustine, St Augustine, Sciota, Seaton, Blyton, Seville, Smithfield, Ellison, Smithshire, Speer, Decorra, Hopper, Olena, Stronghurst, Table Grove, Elmira, Goshen, Saxton, Toulon, West Jersey, Vermont, Victoria, Viola, Wataga, Williamsfield, Nekoma, Woodhull, Modena, Wyoming, Astoria, Summum, Benson, Brimfield, Southport, Bryant, Banner, Breeds, Brereton, Canton, Monterey, Chillicothe, Edgewater Terrace, Galena Knolls, Holmes Center, North Hampton, Renchville, Rome Heights, South Rome, Vets Row, Vonachen Knolls, Dunfermline, Dunlap, Lake Of The Woods, Edelstein, Lawn Ridge, West Hallock, Edwards, Kickapoo, Cramers, Elmwood, Rosefield, Eureka, Farmington, Middlegrove, Bishop, Forest City, Glasford, Green Valley, Grand Oaks, Groveland, Northern Oaks, Towne Oaks, Whispering Oaks, Hanna City, Smithville, Henry, Saratoga Center, Kingston Mine, Kingston Mines, Lacon, Bell Plain, La Rose, Lewistown, Little America, Liverpool, London Mills, Rapatee, Cazenovia, Lowpoint, Manito, Parkland, Spring Lake, Talbott, Lake Camelot, Lake Lancelot, Mapleton, Germantown Hills, Germantwn Hls, Metamora, Oak Ridge, Partridge, Field Shopping Center, Mayfair, Morton, Ossami Lake, Mossville, Norris, Marquette Heights, Marquette Hts, Midway, Normandale, North Pekin, Pekin, Pekin Heights, Pekin Mall, Schaeferville, Pekin Ins Co, Monica, Princeville, Roanoke, Rome, Saint David, St David, South Pekin, Hopewell, Hopewell Estates, Sparland, Goofy Ridge, Topeka, Allentown, Dillon, Tremont, Trivoli, Washburn, Wilbern, Beverly Manor, Washington, Yates City, Peoria, Bellevue, Bellview, El Vista, Norwood, West Peoria, Bartonville, Greater Peoria Airport, High Meadows, Hollis, Mardell Manor, Orchard Mines, Tuscarora, Creve Coeur, Bayview Garde, Bayview Gardens, East Peoria, Robein, Spring Bay, Northwoods Shop Ctr, Pottstown, Alta, Peoria Heights, Peoria Hts, Bradley Univ, Caterpillar Inc, Great Central Ins Co, Il Mutual Life & Casualty, I L Central College, Methodist Hosp, St Francis Hosp, Replacement Lens Inc, Komatsu Dresser, Westinghouse Air Brake, Keystone Steel And Wire, Peoria Journal Star, Barnes, Bloomington, Bloomington Heights, Bloomington Normal Airport, Eastland Commons, Eastland Shopping Center, Fletcher, Gillum, Kerrik, Oldtown, Yuton, Blm, Covell, State Farm Ins Il Region Ofc, 3 State Farm Plaza, Anchor, Armington, Burt, Hittle, Arrowsmith, Sabina, West, Bellflower, Glen Avon, Kumler, Carlock, Colfax, Congerville, Cooksville, Cropsey, Danvers, Deer Creek, Boynton, Delavan, Downs, Holder, Dawson Township, Ellsworth, Padua, El Paso, Kappa, Panola, Goodfield, Gridley, Waldo, Heyworth, Lyttleville, Randolph, Hopedale, Hudson, Le Roy, Leroy, Hilltop, Lexington, Money Creek, Funks Grove, Mc Lean, Mclean, Lilly, Mackinaw, Merna, Little Mackinaw, Minier, Minonk, Spires, Woodford, College Hills Mall, Normal, Saybrook, Secor, Shirley, Allin, Stanford, Towanda, Illinois State University, Internal Revenue Service, Farmer City, Colchester, Fandon, Birmingham, Colmar, Plymouth, Tennessee, Bath, Lynchburg, Snicarte, Bader, Bluff City, Browning, Sheldons Grove, Biggs, Easton, Poplar City, Eckard, Enion, Havana, Kilbourne, San Jose in IL

The 309 area code covers the zip codes 61201, 61204, 61230, 61231, 61232, 61233, 61234, 61235, 61236, 61237, 61238, 61239, 61240, 61241, 61242, 61244, 61250, 61254, 61256, 61257, 61259, 61260, 61262, 61263, 61264, 61265, 61266, 61272, 61273, 61274, 61275, 61276, 61278, 61279, 61281, 61282, 61284, 61299, 61314, 61344, 61345, 61375, 61401, 61402, 61410, 61411, 61412, 61413, 61414, 61415, 61416, 61417, 61418, 61419, 61420, 61421, 61422, 61423, 61424, 61425, 61426, 61427, 61428, 61430, 61431, 61432, 61433, 61434, 61435, 61436, 61437, 61438, 61439, 61440, 61441, 61442, 61443, 61447, 61448, 61449, 61451, 61452, 61453, 61455, 61458, 61459, 61460, 61462, 61465, 61466, 61467, 61468, 61469, 61470, 61471, 61472, 61473, 61474, 61475, 61476, 61477, 61478, 61479, 61480, 61482, 61483, 61484, 61485, 61486, 61488, 61489, 61490, 61491, 61501, 61516, 61517, 61519, 61520, 61523, 61524, 61525, 61526, 61528, 61529, 61530, 61531, 61532, 61533, 61534, 61535, 61536, 61537, 61539, 61540, 61541, 61542, 61543, 61544, 61545, 61546, 61547, 61548, 61550, 61552, 61553, 61554, 61555, 61558, 61559, 61561, 61562, 61563, 61564, 61565, 61567, 61568, 61569, 61570, 61571, 61572, 61601, 61602, 61603, 61604, 61605, 61606, 61607, 61610, 61611, 61612, 61613, 61614, 61615, 61616, 61625, 61629, 61630, 61633, 61634, 61635, 61636, 61637, 61638, 61639, 61641, 61643, 61650, 61651, 61652, 61653, 61654, 61655, 61656, 61701, 61702, 61704, 61705, 61709, 61710, 61720, 61721, 61722, 61724, 61725, 61728, 61729, 61730, 61731, 61732, 61733, 61734, 61736, 61737, 61738, 61742, 61744, 61745, 61747, 61748, 61752, 61753, 61754, 61755, 61758, 61759, 61760, 61761, 61770, 61771, 61772, 61774, 61776, 61790, 61791, 61799, 61842, 62326, 62367, 62374, 62617, 62624, 62633, 62644, 62655, 62682 in IL

Rate centers: BLOOMINGTN, PEKIN, EASTMOLINE, ROCKISLAND, ILLINOISCY, PEORIA, WASHBURN, GALESBURG, CANTON, CORDOVA, FARMINGTON, ORION, BUSHNELL, WYOMING, DUNLAP, SOUTHPEKIN, DELAVAN, LACON, SAN JOSE, EDELSTEIN, MACOMB, INDUSTRY, LITTLETON, MORTON, CHILLICOTH, MOLINE, TOULON, MINERAL, KNOXVILLE, ELLISVILLE, HAMPTON, EUREKA, MINIERAGTN, KEWANEE, MONMOUTH, SMITHSHIRE, ASTORIA, HAVANA, WOODHULL, GREEN VLY, MACKINAW, HENRY, YATES CITY, TRIVOLI, LEXINGTON, METAMORA, REYNOLDS, KEITHSBURG, WATAGA, CARLOCK, CROPSEY, DOWNS, STANFORD, NORTHPEKIN, GERMATNHLS, PRINCEVL, GROVELAND, GLASFORD, BENSON, LA ROSE, FIATT, ROSEVILLE, MINONK, DEER CREEK, GREENRIVER, BRIMFIELD, LOW POINT, WASHINGTON, CONGERVL, HOPEDALE, GOOD HOPE, PLYMOUTH, ABINGDON, VARNA, NOHENDERSN, AVON, LE ROY, SPARLAND, HEYWORTH, SAYBROOK, ANDOVER, CASTLETON, ALEXIS, ONEIDA, ALTONA, HUDSON, LONDON ML, FARMERCITY, GENESEO, MCLEAN, CAMPGROVE, TOWANDA, DANVERS, SUNNYLAND, ALBANY, ERIE, LEWISTOWN, OSCO, PORT BYRON, EL PASO, ALPHA, PREEMPTION, TOPEKA, ELIZA, KILBOURNE, TALBOTT, BATH, MATHERVL, ATKINSON, OQUAWKA, EASTON, CAMERON, HANNA CITY, MOSSVILLE, ALEDO, JOY, SEATON, NEW BOSTON, SHERRARD, NEPONSET, VIOLA, FORESTCITY, KIRKWOOD, WILLIMSFLD, BIGGSVILLE, BLANDINSVL, ADAIR, HILLSDALE, NEWWINDSOR, CAMBRIDGE, ANNAWAN, BELLFLOWER, COLFAX, ELLSWORTH, COOKSVILLE, ARROWSMITH, LITTLEYORK, SECOR, ELMWOOD, RARITAN, GRIDLEY, IPAVA, TABLEGROVE, SUMMUM, BARDOLPH, SWAN CREEK, PRAIRIE CY, COLCHESTER, FAIRVIEW, SMITHFIELD, VERMONT, CUBA, EDGINGTON, STRONGHST, MAQUON, SPRING BAY, RIO, GULFPORT, GILSON, VICTORIA, BUDA, ELMIRA, BRADFORD, ROANOKE, TREMONT, MARIETTA, BISHOPHILL, GALVA, GOODFIELD, MANITO, LA FAYETTE

Companies: YMAX COMMUNICATIONS CORP., CELLCO PARTNERSHIP DBA VERIZON WIRELESS, NEW CINGULAR WIRELESS PCS, LLC, AMERITECH ILLINOIS, NEXTEL COMMUNICATIONS, INC., LEVEL 3 COMMUNICATIONS, LLC, UNITED STATES CELLULAR CORP.LINOIS, MEDIACOM TELEPHONY OF ILLINOIS, LLC, BITWISE COMMUNICATIONS, INC., SPRINT COMMUNICATIONS COMPANY, L.P., AT&T LOCAL, MCLEODUSA TELECOMMUNICATIONS SERVICES, INC., T-MOBILE USA, INC., INNOTECH CORPORATION, CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS, SBC INTERNET SERVICES, INC., BANDWIDTH.COM CLEC, LLC, FRONTIER COMMUNICATIONS OF AMERICA, INC., FRONTIER COMMUNICATIONS OF ORION, INC., ILLINOIS VALLEY CELLULAR RSA 2-II PARTNERSHIP, ELECTRONIC ENGINEERING COMPANY, COMCAST PHONE OF ILLINOIS, LLC DBA COMCO, FRONTIER NORTH, INC., GALLATIN RIVER COMMUNICATIONS DBA CENTURYLINK, MCDONOUGH TELEPHONE COOPERATIVE, SPRINT SPECTRUM L.P., MADISON RIVER COMM., LLC DBA CENTURYLINK MRC, IOWA WIRELESS SERVICES, LP, MID-CENTURY TELEPHONE COOPERATIVE, MCI WORLDCOM COMMUNICATIONS, INC., PEERLESS NETWORK OF ILLINOIS, LLC, TMP CORP., TELEPORT COMMUNICATIONS GROUP - CHICAGO, WOODHULL COMMUNITY TELEPHONE CO., HALO WIRELESS, INC, NTS SERVICES CORP., METAMORA TELEPHONE CO., REYNOLDS TELEPHONE CO., INC., GLASFORD TELEPHONE CO., GENESEO TELEPHONE CO., FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC, ADAMS TELEPHONE COOPERATIVE, ONEIDA TELEPHONE EXCHANGE, MTCO COMMUNICATIONS, INC., CAMBRIDGE TELEPHONE CO., EL PASO TELEPHONE CO., AMERICAN MESSAGING (AM), INC., CASS TELEPHONE COMPANY, MTC COMMUNICATIONS, INC., VIOLA HOME TELEPHONE CO., NEW WINDSOR CABLE TV, INC., 360NETWORKS (USA) INC., USA MOBILITY WIRELESS, INC., NEW WINDSOR TELEPHONE CO., FRONTIER COMMUNICATIONS OF ILLINOIS, INC., GRIDLEY TELEPHONE CO., NEUTRAL TANDEMLINOIS, LLC, AERO COMMUNICATIONS, INC, HENRY COUNTY TELEPHONE CO.

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