Illinois Area Codes
Each of the 13 area codes in Illinois are listed below. The Illinois area code listing below lists area codes in several sections. First, AL area codes by city are shown for the largest cities in Illinois. Next, the list shows Illinois area codes by number. If you still can't find what you are looking for and the searches below do not help, the area code finder on our home page may be what you are looking for.
Illinois Area Code Map
Cities within each Area Code
| Decatur | Champaign | Buffalo | Jacksonville |
| Columbus | Springfield | Fithian | Danville |
| Quincy | Rantoul | Rushville | Charleston |
| Carthage | Versailles | Assumption | Farmersville |
| Raymond | Edinburg | Mattoon | Griggsville |
| Bulpitt | Effingham | Ridge Farm | Paris |
| Tuscola | Warsaw | Hammond | Westville |
| Arcola | Chrisman | Sorento | West York |
| Hoopeston | Indianola | Pittsfield | Alvin |
| Taylorville | Sidell | Hersman | Sullivan |
| Marshall | Shelbyville | Pana | Chicago |
| Niantic | Warrensburg | Waynesville | Atlanta |
| Macon | Litchfield | Lincoln | Watson |
| Beardstown | Stonington | Chambersburg | Coatsburg |
| Barry | Baylis | Oakland | Ashmore |
| Mount Zion | Oakwood | Mason City | Greenfield |
| White Hall | Rankin | Emden | Paxton |
| Martinsville | Brocton | Loda | Thawville |
| Melvin | Augusta | Catlin | Buckley |
| Roberts | Ludlow | Bluffs | Roodhouse |
| Carrollton | Beason | Hull | Waverly |
| Palmyra | New Canton | Auburn | Modesto |
| New Holland | Niota | Lomax | Virginia |
| New Douglas | Concord | Chandlerville | Windsor |
| Oreana | Saint Joseph | Chapin | Ashland |
| Alexander | Chatham | Tolono | Illiopolis |
| Cantrall | New Berlin | Mansfield | Rossville |
| Sherman | Rochester | Petersburg | Strasburg |
| Camp Point | De Land | Mt Auburn | Morrisonville |
| Hillsboro | Irving | Coffeen | Donnellson |
| Fillmore | Oconee | Arthur | Hamilton |
| Nokomis | Ivesdale | Williamsville | Tower Hill |
| Gifford | Armstrong | Clinton | Fairmount |
| Atwood | Mt Pulaski | Ogden | Meredosia |
| Mahomet | Witt | Penfield | Sadorus |
| Casey | Glenarm | Loami | Pawnee |
| Pleasant Plains | Girard | Divernon | Riverton |
| Monticello | Hartsburg | Tallula | Oakford |
| Athens | Thomasboro | Liberty | Ursa |
| Tennessee | Payson | Sigel | Sutter |
| La Harpe | Georgetown | Bethany | Huntsville |
| Cisco | Murrayville | Latham | Franklin |
| Cerro Gordo | Bement | Gibson City | Villa Grove |
| Stewardson | Wheeler | Philo | Seymour |
| Sidney | Blue Mound | Golden | Lovington |
| Pearl | Pleasant Hill | Weldon | Winchester |
| Basco | Sibley | Gays | Dallas City |
| Findlay | Bismarck | Moweaqua | Mt Sterling |
| Collison | Cowden | Maroa | Argenta |
| Chestnut | Clayton | Teutopolis | Broadlands |
| Benld | Newman | Gillespie | Bowen |
| Foosland | Toledo | Carlinville | Humboldt |
| Pesotum | Shumway | Dalton City | Elkhart |
| Owaneco | Loraine | Metcalf | Neoga |
| Homer | Fisher | Greenup | Montrose |
| Dieterich | Hillview | Mendon | Kenney |
| Kansas | Greenview | Virden | Westfield |
| Nauvoo | Eldred | Middletown | Potomac |
| Arenzville | Mount Olive | | |
| Arlington Hts | Libertyville | Bartlett | Lake Forest |
| Northbrook | Winnetka | Des Plaines | Hampshire |
| Chicago | Elk Grove Village | Fox Lake | Elgin |
| Skokie | Algonquin | Glenview | Antioch |
| Round Lake | Wheeling | Waukegan | Lake Zurich |
| Dundee | Deerfield | Zion | Half Day |
| Roselle | Oak Brook | Cary | Mundelein |
| Evanston | Lake Villa | Highland Park | Palatine |
| Barrington | Schaumburg | Arlington Heights | Huntley |
| Park Ridge | Plato Center | Wauconda | |
| Bloomington | Pekin | Illinois City | Peoria |
| Washburn | Galesburg | Canton | Cordova |
| Farmington | Rock Island | Coal Valley | Macomb |
| Wyoming | Dunlap | Delavan | Lacon |
| San Jose | Edelstein | Industry | Littleton |
| Morton | Chillicothe | E Moline | Toulon |
| Mineral | Knoxville | Ellisville | Hampton |
| Eureka | Minier | Kewanee | Moline |
| Monmouth | Smithshire | Astoria | Havana |
| Woodhull | Green Valley | Mackinaw | Henry |
| Yates City | Trivoli | Lexington | Metamora |
| Reynolds | Keithsburg | Wataga | Carlock |
| Cropsey | Downs | Stanford | North Pekin |
| Germantown Hills | Princeville | Groveland | Glasford |
| Benson | Toluca | Cuba | Roseville |
| Minonk | Deer Creek | Geneseo | Brimfield |
| Lowpoint | Washington | Congerville | Hopedale |
| Good Hope | Plymouth | Abingdon | Varna |
| N Henderson | Avon | Le Roy | Sparland |
| Heyworth | Saybrook | Lynn Center | Bradford |
| Alexis | Oneida | Altona | Hudson |
| London Mills | Farmer City | Mc Lean | Speer |
| Towanda | Danvers | Sunnyland | Albany |
| Erie | Lewistown | Osco | Port Byron |
| Orion | El Paso | Alpha | Sherrard |
| Topeka | Kilbourne | Bath | Viola |
| Atkinson | Oquawka | Easton | Hanna City |
| Bushnell | Aledo | Colchester | Joy |
| Seaton | New Boston | Neponset | Forest City |
| Kirkwood | New Windsor | Williamsfield | Biggsville |
| Blandinsville | Table Grove | Hillsdale | Cambridge |
| Annawan | East Moline | Bellflower | Colfax |
| Ellsworth | Cooksville | Arrowsmith | Little York |
| Secor | Elmwood | Media | Gridley |
| Ipava | Summum | Adair | Swan Creek |
| Prairie City | Fairview | Smithfield | Vermont |
| Edgington | Stronghurst | Maquon | Rio |
| Carman | Gilson | Victoria | Buda |
| Roanoke | Tremont | Marietta | Galva |
| Colona | Goodfield | Manito | La Fayette |
| Chicago | Northbrook | Wheeling | Roselle |
| La Grange Park | Hinsdale | | |
| Elmhurst | Saint Charles | Geneva | Aurora |
| Oswego | Naperville | Roselle | Lombard |
| West Chicago | Downers Grove | Warrenville | |
| Benton | Carbondale | Mount Vernon | Collinsville |
| Belleville | Alton | Harrisburg | Trenton |
| Granite City | Sandoval | Hoffman | Centralia |
| Hamburg | Edgewood | Mt Carmell | Okawville |
| Farina | Albers | Richview | Wood River |
| Raleigh | E St Louis | Herod | New Haven |
| Kell | Shawneetown | Ridgway | Eldorado |
| Junction | Equality | Woodburn | Waltonville |
| Columbia | Red Bud | Vandalia | Prairie Du Rocher |
| Rosiclare | Dupo | Elizabethtown | Glen Carbon |
| Cave In Rock | East Saint Louis | Marissa | Edwardsville |
| Mount Carmel | Allendale | Albion | Cairo |
| Mc Leansboro | Metropolis | Nashville | Sparta |
| Pinckneyville | Iuka | Mulberry Grove | Dow |
| Oakdale | Villa Ridge | Herrin | Brownstown |
| St Peter | Olney | Bunker Hill | Bluford |
| Dorchester | Marion | Chester | Hardin |
| Medora | Tamaroa | Brighton | Elsah |
| Grayville | Fieldon | Bethalto | Norris City |
| Carmi | De Soto | Ashley | Woodlawn |
| Batchtown | New Athens | Carlyle | Ava |
| Ramsey | Herrick | Altamont | Patoka |
| Ina | Parkersburg | Browns | Mascoutah |
| Oblong | Willow Hill | West Salem | Fults |
| Worden | Louisville | St Elmo | Robinson |
| Millstadt | Hoyleton | Salem | Beecher City |
| Alhambra | Jerseyville | Percy | Waterloo |
| Troy | Flora | Fairfield | Germantown |
| Breese | Lebanon | Freeburg | Du Quoin |
| Kinmundy | Brookport | Annapolis | Hutsonville |
| Murphysboro | Elkville | Aviston | Flat Rock |
| Palestine | Coulterville | New Baden | O Fallon |
| Zeigler | Madison | Anna | Thompsonville |
| Sesser | Ewing | E Saint Louis | Karnak |
| Staunton | Saint Jacob | Broughton | Dahlgren |
| Mounds | Highland | Vienna | Kampsville |
| Cypress | Mc Clure | Greenville | Pocahontas |
| Eddyville | Cisne | Carriers Mills | Clay City |
| Lenzburg | Johnsonville | Carterville | Golconda |
| Ingraham | Simpson | Lawrenceville | Thebes |
| Noble | Christopher | Macedonia | Belle Rive |
| Olmsted | Tamms | Mound City | Keyesport |
| Chesterfield | Dundas | Springerton | Jacob |
| Bartelso | Walsh | Odin | Olive Branch |
| Stonefort | Hettick | Newton | Baldwin |
| Grafton | Du Bois | Rose Hill | Venedy |
| Dongola | Orchardville | Shipman | Saint Louis |
| Ullin | Shobonier | Evansville | Mount Erie |
| Pittsburg | Ellis Grove | Calhoun | Claremont |
| Brussels | Creal Springs | Marine | Prairietown |
| Cobden | Royalton | Wayne City | Mill Shoals |
| Geff | Sims | Bridgeport | West Frankfort |
| Valmeyer | Sumner | St Francisville | Grantsburg |
| Johnston City | Goreville | Omaha | Enfield |
| Steeleville | Crossville | | |
| Naperville | La Grange Park | Elk Grove Village | Northbrook |
| West Chicago | Hinsdale | Geneva | Wheeling |
| Bartlett | Big Rock | Roselle | Oak Brook |
| Wheaton | Chicago | Warrenville | Bolingbrook |
| Bensenville | Itasca | Aurora | Batavia |
| Downers Grove | Lemont | Maywood | Lombard |
| Summit Argo | Plano | Elmhurst | St Charles |
| Wood Dale | Elburn | Sugar Grove | Oswego |
| Yorkville | Elgin | Glen Ellyn | La Grange |
| Arlington Heights | Schaumburg | Saint Charles | |
| La Grange | Riverdale | Bellwood | La Grange Park |
| Northbrook | Homewood | Willowbrook | Oak Park |
| Harvey | Buffalo Grove | Bensenville | Maywood |
| Schaumburg | Wood Dale | Cicero | Blue Island |
| Orland Park | Chicago Heights | Oak Lawn | Beecher |
| Hickory Hills | Arlington Heights | Monee | Chicago |
| Western Springs | Lansing | Tinley Park | Brookfield |
| Hinsdale | Peotone | Summit | Palos Park |
| Crete | Park Forest | Wheeling | Willow Springs |
| Oak Brook | Lemont | Calumet City | Mokena |
| Oak Forest | Berwyn | Riverside | River Grove |
| Thornton | Summit Argo | Frankfort | Roselle |
| Chicago | Summit | Cicero | Wood Dale |
| Evanston | Park Ridge | Oak Brook | Schiller Park |
| Arlington Heights | Elk Grove Village | River Grove | Bensenville |
| Des Plaines | | | |
| Rockford | Galena | Dekalb | Wilmington |
| Crescent City | Sterling | Joliet | Frankfort |
| New Milford | Genoa | Sheffield | Wonder Lake |
| Beloit | Manteno | Mt Morris | Marengo |
| Belvidere | Dixon | Newark | |
| La Salle | Rockford | Oglesby | Joliet |
| Crystal Lake | La Grange Park | Woodstock | Fulton |
| Sterling | Kankakee | New Lenox | Dekalb |
| Lockport | Milledgeville | Plainfield | Freeport |
| Byron | Gardner | Pecatonica | Northbrook |
| Mt Carroll | Earlville | Durand | Grand Ridge |
| Rock Falls | Kempton | Minooka | Stelle |
| Streator | Thomson | Waterman | Gilman |
| Onarga | Danforth | Lanark | Mchenry |
| Savanna | Frankfort | Galena | Loves Park |
| Dixon | Hinckley | Verona | South Beloit |
| Romeoville | Chicago | Princeton | Shannon |
| Utica | Ottawa | Manhattan | Crescent City |
| Morris | Belvidere | Cherry Valley | Winnebago |
| Granville | La Moille | Franklin Grove | Seneca |
| Cornell | Harmon | Sublette | German Valley |
| Reddick | Winslow | Lostant | Lena |
| Elwood | Dwight | Ohio | Walnut |
| Malta | Beloit | Braidwood | Kinsman |
| Monroe Center | Steward | Morrison | Pontiac |
| Herscher | St Anne | Martinton | Sheldon |
| Watseka | Beaverville | Putnam | Tampico |
| Tonica | Pearl City | Sheffield | Spring Valley |
| Mazon | Dakota | Momence | Toluca |
| Ashton | Cissna Park | Grant Park | Manteno |
| Yorkville | Wilmington | Donovan | Apple River |
| Leland | Sheridan | Compton | Somonauk |
| Marseilles | Mendota | Union | Coal City |
| Kirkland | Prophetstown | East Dubuque | Harvard |
| Rochelle | Emington | Marengo | Capron |
| Sandwich | Polo | Spring Grove | Ransom |
| Hanover | Oregon | Garden Prairie | Elizabeth |
| Flanagan | Graymont | Rockton | Roscoe |
| Paw Paw | West Brooklyn | Chatsworth | Malden |
| Stillman Valley | Tiskilwa | Cullom | Hebron |
| Wonder Lake | Forrest | Hennepin | Richmond |
| Milford | Chadwick | Piper City | Strawn |
| Fairbury | Clifton | Newark | Chebanse |
| Ashkum | Wyanet | Saunemin | Lyndon |
| Mt Morris | Lisbon | Leaf River | Sycamore |
| Warren | Poplar Grove | Genoa | Orangeville |
| Harding | Shabbona | Maple Park | Davis |
| Mc Connell | Forreston | Stockton | Scales Mound |
| Wenona | Long Point | Amboy | Rutland |
| Magnolia | New Milford | Mc Nabb | Caledonia |
| Ladd | Saint Anne | Chenoa | Cabery |
| Wellington | Odell | | |
| Round Lake | Palatine | Northbrook | Park Ridge |
| Lake Villa | Hinsdale | Wheeling | Skokie |
| Elgin | Roselle | Lake Forest | Bensenville |
| Arlington Hts | Grayslake | Des Plaines | Elk Grove Village |
| Oak Brook | Schiller Park | Deerfield | Schaumburg |
| Glencoe | Waukegan | Zion | Libertyville |
| Itasca | Wilmette | Highland Park | Summit Argo |
| Barrington | Lake Zurich | La Grange Park | Evanston |
| Wood Dale | Arlington Heights | Half Day | Winnetka |
| Mundelein | Antioch | Wauconda | Dundee |
| Fox Lake | Hampshire | Algonquin | Cary |
| Morton Grove | Glenview | Huntley | Bartlett |
| Gurnee | Chicago | | |