ILLINOIS
| Area Code | Ratecenter | Tier |
|---|
| 217 | ATHENS | 2 |
| 217 | ATLANTA | 3 |
| 217 | BEARDSTOWN | 3 |
| 217 | BEASON | 3 |
| 217 | BISMARCK | 3 |
| 217 | BLUFFS | 3 |
| 217 | BUFFALO | 2 |
| 217 | BURTON | 3 |
| 217 | CANTRALL | 2 |
| 217 | CARROLLTON | 3 |
| 217 | CATLIN | 3 |
| 217 | CHAMPAURBN | 2 |
| 217 | CHAPIN | 3 |
| 217 | CHATHAM | 2 |
| 217 | CHICGOZN01 | 1 |
| 217 | CLINTON | 3 |
| 217 | COLUMBUS | 3 |
| 217 | DANVILLE | 3 |
| 217 | DECATUR | 2 |
| 217 | ELKHART | 3 |
| 217 | EMDEN | 3 |
| 217 | FAIRMOUNT | 3 |
| 217 | FITHIAN | 3 |
| 217 | FLATVILLE | 2 |
| 217 | FOWLER | 3 |
| 217 | GEORGETOWN | 3 |
| 217 | GIBSONCITY | 3 |
| 217 | GIFFORD | 2 |
| 217 | GIRARD | 3 |
| 217 | GREENFIELD | 3 |
| 217 | HARTSBURG | 3 |
| 217 | HOOPESTON | 3 |
| 217 | INDIANOLA | 3 |
| 217 | JACKSONVL | 3 |
| 217 | LIBERTY | 3 |
| 217 | LINCOLN | 3 |
| 217 | LITERBERRY | 3 |
| 217 | LUDLOW | 3 |
| 217 | MACON | 3 |
| 217 | MARSHALL | 3 |
| 217 | MDLTNNWHLD | 3 |
| 217 | MONTICELLO | 3 |
| 217 | MOUNT ZION | 3 |
| 217 | MURRAYVL | 3 |
| 217 | NEW BERLIN | 2 |
| 217 | NIANTIC | 3 |
| 217 | OAKFORD | 2 |
| 217 | OAKWOOD | 3 |
| 217 | OGDEN | 2 |
| 217 | PALMYRA | 3 |
| 217 | PAWNEE | 3 |
| 217 | PAYSON | 3 |
| 217 | PENFIELD | 2 |
| 217 | PERRY | 3 |
| 217 | PETERSBURG | 2 |
| 217 | PITTSFIELD | 3 |
| 217 | PLEASANTPL | 2 |
| 217 | QUINCY | 3 |
| 217 | RANTOUL | 2 |
| 217 | RIDGE FARM | 3 |
| 217 | RIVERTON | 2 |
| 217 | ROCHESTER | 2 |
| 217 | ROODHOUSE | 3 |
| 217 | ROYAL | 2 |
| 217 | SHERMAN | 2 |
| 217 | SPRINGFLD | 2 |
| 217 | ST JOSEPH | 2 |
| 217 | SULLIVAN | 3 |
| 217 | TALLULA | 2 |
| 217 | THOMASBORO | 2 |
| 217 | TUSCOLA | 3 |
| 217 | VERSAILLES | 3 |
| 217 | WARRENSBG | 3 |
| 217 | WAVERLY | 3 |
| 217 | WAYNESVL | 3 |
| 217 | WEST UNION | 3 |
| 217 | WESTVILLE | 3 |
| 217 | WHITE HALL | 3 |
| 217 | WILLIAMSVL | 2 |
| 217 | WINCHESTER | 3 |
| 217 | WOODSON | 3 |
| 224 | ALGONQUIN | 1 |
| 224 | ANTIOCH | 1 |
| 224 | ARLIGTNHTS | 1 |
| 224 | BARRINGTON | 1 |
| 224 | BARTLETT | 1 |
| 224 | CARY | 1 |
| 224 | DEERFIELD | 1 |
| 224 | DESPLAINES | 1 |
| 224 | DUNDEE | 1 |
| 224 | ELGIN | 1 |
| 224 | ELK GROVE | 1 |
| 224 | EVANSTON | 1 |
| 224 | FOX LAKE | 1 |
| 224 | GLENVIEW | 1 |
| 224 | HALF DAY | 1 |
| 224 | HAMPSHIRE | 1 |
| 224 | HIGHLANDPK | 1 |
| 224 | HUNTLEY | 1 |
| 224 | LAKE VILLA | 1 |
| 224 | LAKEFOREST | 1 |
| 224 | LAKEZURICH | 1 |
| 224 | LIBERTYVL | 1 |
| 224 | MUNDELEIN | 1 |
| 224 | NORTHBROOK | 1 |
| 224 | PALATINE | 1 |
| 224 | PARK RIDGE | 1 |
| 224 | ROSELLE | 1 |
| 224 | ROUND LAKE | 1 |
| 224 | SKOKIE | 1 |
| 224 | WAUCONDA | 1 |
| 224 | WAUKEGAN | 1 |
| 224 | WHEELING | 1 |
| 224 | WINNETKA | 1 |
| 224 | ZION | 1 |
| 309 | ABINGDON | 3 |
| 309 | ARROWSMITH | 3 |
| 309 | ASTORIA | 3 |
| 309 | BELLFLOWER | 3 |
| 309 | BLOOMINGTN | 3 |
| 309 | CANTON | 2 |
| 309 | CARLOCK | 3 |
| 309 | CHICGOZN01 | 1 |
| 309 | COLFAX | 3 |
| 309 | CROPSEY | 3 |
| 309 | DELAVAN | 3 |
| 309 | DOWNS | 3 |
| 309 | EASTMOLINE | 3 |
| 309 | EDGINGTON | 2 |
| 309 | ELLSWORTH | 3 |
| 309 | FARMERCITY | 3 |
| 309 | FARMINGTON | 2 |
| 309 | FIATT | 2 |
| 309 | GROVELAND | 3 |
| 309 | HAMPTON | 3 |
| 309 | HANNA CITY | 2 |
| 309 | HEYWORTH | 3 |
| 309 | HOPEDALE | 3 |
| 309 | HUDSON | 3 |
| 309 | ILLINOISCY | 3 |
| 309 | IPAVA | 2 |
| 309 | KEWANEE | 3 |
| 309 | KIRKWOOD | 3 |
| 309 | LE ROY | 3 |
| 309 | LEWISTOWN | 2 |
| 309 | LEXINGTON | 3 |
| 309 | MACKINAW | 3 |
| 309 | MACOMB | 3 |
| 309 | MCLEAN | 3 |
| 309 | MINIERAGTN | 3 |
| 309 | MOLINE | 2 |
| 309 | MONMOUTH | 3 |
| 309 | MORTON | 3 |
| 309 | PEORIA | 2 |
| 309 | ROCKISLAND | 3 |
| 309 | ROSEVILLE | 3 |
| 309 | SAYBROOK | 3 |
| 309 | SPRING BAY | 2 |
| 309 | STANFORD | 3 |
| 309 | TREMONT | 3 |
| 309 | TRIVOLI | 2 |
| 309 | VERMONT | 3 |
| 309 | WASHINGTON | 3 |
| 309 | WYOMING | 3 |
| 312 | CHICGOZN01 | 1 |
| 312 | CHICGOZN04 | 1 |
| 312 | CHICGOZN07 | 1 |
| 312 | HINSDALE | 1 |
| 312 | LA GRANGE | 1 |
| 312 | NORTHBROOK | 1 |
| 312 | ROSELLE | 1 |
| 312 | WHEELING | 1 |
| 331 | AURORA | 1 |
| 331 | DOWNERSGRV | 1 |
| 331 | ELMHURST | 1 |
| 331 | GENEVA | 1 |
| 331 | LOMBARD | 1 |
| 331 | NAPERVILLE | 1 |
| 331 | ROSELLE | 1 |
| 331 | ST CHARLES | 1 |
| 331 | W CHICAGO | 1 |
| 618 | ALBERS | 1 |
| 618 | ALBION | 3 |
| 618 | ALTON | 1 |
| 618 | ANNA | 3 |
| 618 | ASHLEY | 1 |
| 618 | AVA | 3 |
| 618 | BECKEMEYER | 1 |
| 618 | BELLEVILLE | 1 |
| 618 | BENTON | 3 |
| 618 | BETHALTO | 1 |
| 618 | BRIDGEPORT | 3 |
| 618 | BRIGHTON | 1 |
| 618 | BUNKERHILL | 1 |
| 618 | CARBONDALE | 3 |
| 618 | CARMI | 3 |
| 618 | CARRIERSML | 3 |
| 618 | CENTRALIA | 1 |
| 618 | CHESTER | 3 |
| 618 | CHICGOZN01 | 1 |
| 618 | CHRISTOPHR | 3 |
| 618 | COLLINSVL | 1 |
| 618 | CREAL SPG | 3 |
| 618 | CYPRESS | 3 |
| 618 | DE SOTO | 3 |
| 618 | DONGOLA | 3 |
| 618 | DOW | 1 |
| 618 | DU QUOIN | 3 |
| 618 | E ST LOUIS | 1 |
| 618 | EDGEMONT | 1 |
| 618 | EDWARDSVL | 1 |
| 618 | ELDORADO | 3 |
| 618 | FAIRFIELD | 3 |
| 618 | FLORA | 3 |
| 618 | FREEBURG | 1 |
| 618 | GLENCARBON | 1 |
| 618 | GOREVILLE | 3 |
| 618 | GRANITE CY | 1 |
| 618 | GREENVILLE | 1 |
| 618 | HARDIN | 1 |
| 618 | HARMONY | 1 |
| 618 | HARRISBURG | 3 |
| 618 | HIGHLAND | 1 |
| 618 | HURST | 3 |
| 618 | JERSEYVL | 1 |
| 618 | JOHNSTONCY | 3 |
| 618 | KARNAK | 3 |
| 618 | LAWRENCEVL | 3 |
| 618 | LEBANON | 1 |
| 618 | MARINE | 1 |
| 618 | MARION | 3 |
| 618 | MASCOUTAH | 1 |
| 618 | MCCLURE | 3 |
| 618 | MCLEANSBO | 3 |
| 618 | MEDORA | 1 |
| 618 | METROPOLIS | 3 |
| 618 | MILLSTADT | 1 |
| 618 | MOUNDS | 3 |
| 618 | MT CARMEL | 3 |
| 618 | MT VERNON | 1 |
| 618 | NASHVILLE | 1 |
| 618 | NEW ATHENS | 1 |
| 618 | NEW BADEN | 1 |
| 618 | O FALLON | 1 |
| 618 | OKAWVILLE | 1 |
| 618 | PINCKNEYVL | 3 |
| 618 | POCAHONTAS | 1 |
| 618 | RIDGWAY | 3 |
| 618 | ROBINSON | 3 |
| 618 | ROYALTON | 3 |
| 618 | SALEM | 1 |
| 618 | SESSER | 3 |
| 618 | SPARTA | 3 |
| 618 | STEELEVL | 3 |
| 618 | STFRNCISVL | 3 |
| 618 | STONEFORT | 3 |
| 618 | SUMNER | 3 |
| 618 | TAMAROA | 1 |
| 618 | TAMMS | 3 |
| 618 | THEBES | 3 |
| 618 | THOMPSONVL | 3 |
| 618 | TROY | 1 |
| 618 | ULLIN | 3 |
| 618 | VANDALIA | 1 |
| 618 | VIENNA | 3 |
| 618 | VILLARIDGE | 3 |
| 618 | WFRANKFORT | 3 |
| 618 | WOOD RIVER | 1 |
| 618 | WOODLAWN | 1 |
| 618 | ZEIGLER | 3 |
| 630 | AURORA | 1 |
| 630 | BARTLETT | 1 |
| 630 | BATAVIA | 3 |
| 630 | BENSENVL | 1 |
| 630 | BIG ROCK | 1 |
| 630 | CHICGOZN01 | 1 |
| 630 | DOWNERSGRV | 1 |
| 630 | ELBURN | 1 |
| 630 | ELGIN | 1 |
| 630 | ELMHURST | 1 |
| 630 | GENEVA | 1 |
| 630 | GLEN ELLYN | 1 |
| 630 | HINSDALE | 1 |
| 630 | ITASCA | 1 |
| 630 | KANEVILLE | 1 |
| 630 | LA GRANGE | 1 |
| 630 | LEMONT | 1 |
| 630 | LOMBARD | 1 |
| 630 | MAYWOOD | 1 |
| 630 | NAPERVILLE | 1 |
| 630 | NORTHBROOK | 1 |
| 630 | OSWEGO | 1 |
| 630 | ROSELLE | 1 |
| 630 | ST CHARLES | 1 |
| 630 | SUGARGROVE | 1 |
| 630 | SUMMIT | 1 |
| 630 | W CHICAGO | 1 |
| 630 | WARRENVL | 1 |
| 630 | WESTERNSPG | 1 |
| 630 | WHEATON | 1 |
| 630 | WHEELING | 1 |
| 630 | YORKVILLE | 1 |
| 708 | BEECHER | 1 |
| 708 | BELLWOOD | 1 |
| 708 | BERWYN | 1 |
| 708 | BLUEISLAND | 1 |
| 708 | BROOKFIELD | 1 |
| 708 | CALUMET CY | 1 |
| 708 | CHICAGOHTS | 1 |
| 708 | CHICGOZN01 | 1 |
| 708 | CHICGOZN03 | 1 |
| 708 | CICERO | 1 |
| 708 | CRETE | 1 |
| 708 | FOREST | 1 |
| 708 | HARVEY | 1 |
| 708 | HINSDALE | 1 |
| 708 | HOMEWOOD | 1 |
| 708 | LA GRANGE | 1 |
| 708 | LANSING | 1 |
| 708 | MAYWOOD | 1 |
| 708 | MOKENA | 1 |
| 708 | MONEE | 1 |
| 708 | NORTHBROOK | 1 |
| 708 | OAK FOR SO | 1 |
| 708 | OAK LAWN | 1 |
| 708 | OAK PARK | 1 |
| 708 | ORLAND | 1 |
| 708 | PALOS PARK | 1 |
| 708 | PEOTONE | 1 |
| 708 | RIVERDALE | 1 |
| 708 | RIVERGROVE | 1 |
| 708 | RIVERSIDE | 1 |
| 708 | ROSELLE | 1 |
| 708 | SUMMIT | 1 |
| 708 | THORNTON | 1 |
| 708 | TINLEYPARK | 1 |
| 708 | WESTERNSPG | 1 |
| 708 | WHEELING | 1 |
| 708 | WILLOW SPG | 1 |
| 773 | CHICGOZN01 | 1 |
| 773 | CHICGOZN02 | 1 |
| 773 | CHICGOZN03 | 1 |
| 773 | CHICGOZN04 | 1 |
| 773 | CHICGOZN05 | 1 |
| 773 | CHICGOZN06 | 1 |
| 773 | CHICGOZN07 | 1 |
| 773 | CHICGOZN08 | 1 |
| 773 | CHICGOZN09 | 1 |
| 773 | CHICGOZN10 | 1 |
| 773 | CHICGOZN11 | 1 |
| 779 | BELVIDERE | 2 |
| 779 | DE KALB | 3 |
| 779 | JOLIET | 1 |
| 779 | MT MORRIS | 3 |
| 779 | ROCKFORD | 2 |
| 779 | WILMINGTON | 1 |
| 815 | BELVIDERE | 2 |
| 815 | CAPRON | 3 |
| 815 | CHENOA | 3 |
| 815 | CHERRY VLY | 2 |
| 815 | CHICGOZN01 | 1 |
| 815 | CLIFTON | 1 |
| 815 | COAL CITY | 1 |
| 815 | CRESCENTCY | 1 |
| 815 | CRESTON | 3 |
| 815 | CRYSTAL LK | 1 |
| 815 | DE KALB | 3 |
| 815 | EARLVILLE | 1 |
| 815 | FAIRBURY | 3 |
| 815 | FRANKFORT | 1 |
| 815 | FRANKLIGRV | 3 |
| 815 | FREEPORT | 3 |
| 815 | GALENA | 3 |
| 815 | GARDNER | 1 |
| 815 | GERMAN VLY | 3 |
| 815 | GILMAN | 1 |
| 815 | GRANDRIDGE | 3 |
| 815 | GRANT PARK | 1 |
| 815 | HINCKLEY | 3 |
| 815 | JOLIET | 1 |
| 815 | KANKAKEE | 1 |
| 815 | LA GRANGE | 1 |
| 815 | LA SALLE | 1 |
| 815 | LOCKPORT | 1 |
| 815 | LONG POINT | 3 |
| 815 | MAGNOLIA | 3 |
| 815 | MALTA | 3 |
| 815 | MANHATTAN | 1 |
| 815 | MANLIUS | 3 |
| 815 | MAPLE PARK | 3 |
| 815 | MARENGO | 1 |
| 815 | MCHENRY | 1 |
| 815 | MENDOTA | 3 |
| 815 | MINOOKA | 1 |
| 815 | MOMENCE | 1 |
| 815 | MONROE CTR | 3 |
| 815 | MORRIS | 1 |
| 815 | MT MORRIS | 3 |
| 815 | NEW LENOX | 3 |
| 815 | NORTHBROOK | 1 |
| 815 | OREGON | 3 |
| 815 | OTTAWA | 1 |
| 815 | PAW PAW | 1 |
| 815 | PECATONICA | 3 |
| 815 | PLAINFIELD | 1 |
| 815 | PLATTVILLE | 1 |
| 815 | PONTIAC | 3 |
| 815 | PRINCETON | 3 |
| 815 | ROCHELLE | 3 |
| 815 | ROCKFORD | 2 |
| 815 | ROCKTON | 2 |
| 815 | RUTLAND | 3 |
| 815 | SANDWICH | 1 |
| 815 | SHABBONA | 3 |
| 815 | SHERIDAN | 1 |
| 815 | SOMONAUK | 1 |
| 815 | SPRING VLY | 3 |
| 815 | STREATOR | 3 |
| 815 | TOLUCA | 3 |
| 815 | UNION | 1 |
| 815 | UTICA | 1 |
| 815 | WARREN | 3 |
| 815 | WATERMAN | 3 |
| 815 | WATSEKA | 1 |
| 815 | WENONA | 3 |
| 815 | WILMINGTON | 1 |
| 815 | WOODSTOCK | 1 |
| 847 | ALGONQUIN | 1 |
| 847 | ANTIOCH | 1 |
| 847 | ARLIGTNHTS | 1 |
| 847 | BARRINGTON | 1 |
| 847 | BARTLETT | 1 |
| 847 | BENSENVL | 1 |
| 847 | CARY | 1 |
| 847 | CHICGOZN01 | 1 |
| 847 | DEERFIELD | 1 |
| 847 | DESPLAINES | 1 |
| 847 | DUNDEE | 1 |
| 847 | ELGIN | 1 |
| 847 | ELK GROVE | 1 |
| 847 | EVANSTON | 1 |
| 847 | FOX LAKE | 1 |
| 847 | FRANKLINPK | 1 |
| 847 | GLENCOE | 1 |
| 847 | GLENVIEW | 1 |
| 847 | GRAYSLAKE | 1 |
| 847 | HALF DAY | 1 |
| 847 | HAMPSHIRE | 1 |
| 847 | HIGHLANDPK | 1 |
| 847 | HINSDALE | 1 |
| 847 | HUNTLEY | 1 |
| 847 | ITASCA | 1 |
| 847 | LA GRANGE | 1 |
| 847 | LAKE VILLA | 1 |
| 847 | LAKEFOREST | 1 |
| 847 | LAKEZURICH | 1 |
| 847 | LIBERTYVL | 1 |
| 847 | MUNDELEIN | 1 |
| 847 | NORTHBROOK | 1 |
| 847 | PALATINE | 1 |
| 847 | PARK RIDGE | 1 |
| 847 | PISTAKHLDS | 1 |
| 847 | ROSELLE | 1 |
| 847 | ROUND LAKE | 1 |
| 847 | SKOKIE | 1 |
| 847 | SUMMIT | 1 |
| 847 | WAUCONDA | 1 |
| 847 | WAUKEGAN | 1 |
| 847 | WHEELING | 1 |
| 847 | WILMETTE | 1 |
| 847 | WINNETKA | 1 |
| 847 | ZION | 1 |