Area code 815 was first put in service January 01, 1947. Area code 815 is in USA (Illinois). 1-800-database has 1001 records on file with a phone number in the area code of (815) and 78 comments.
The carriers providing phone numbers in 815 area code are: 365 Wireless, Aero North Communications, American Messaging (am), Ameritech Illinois, Answer America DBA Answer Usa, AT&T Local, Bandwidth.com Clec, Bergen Telephone Co. - Illinois, Bitwise Communications, Broadvox-clec, Broadwing Communications, Cellco Partnership DBA Verizon Wireless, Centurylink Communications LLC, Charter Fiberlink - Illinois, Citizens Telecom Co Illinois-frontier Citizens -il, Comcast Phone Of Illinois DBA Comco, Cricket Communications, C-r Telephone Co., Digital Network Access Communications, Essex Telcom, First Communications LLC, Frontier Communications Of Depue, Frontier Communications Of Illinois, Frontier Communications Of Prairie, Frontier Communications Of The Carolinas, Inc, Frontier North, Gallatin River Communications DBA Centurylink, Illinois Valley Cellular Rsa 2-ii Partnership, Illinois Valley Cellular Rsa 2-i Partnership, Indiana Paging Ntwk, Kinsman Mutual Telephone Company, Leaf River Telephone Co., Leonore Mutual Telephone Co., Level 3 Communications, Marseilles Telephone Co. Of Marseilles, Mci Worldcom Communications, Mcleodusa Telecommunications Services- Il, Mcnabb Telephone Co., Mediacom Telephony Of Illinois, Mtco Communications, Neutral Tandem-illinois, New Cingular Wireless PCS, North County Communications Corp. - CA, Ovation Communications Of Illinois, Paetec Communications, Peerless Network Of Illinois, Rcn Telecom Services Of Illinois, Sbc Internet Services, Sharon Telephone Co. - Illinois, Sprint Communications Company, L.p., Sprint Spectrum L.p., Stelle Telephone Co., Tds Metrocom Inc.-il, Teleport Communications America, T-mobile Usa, Tonica Telephone Co., United States Cellular Corp. - Illinois, Usa Mobility Wireless, Us Xchange Of Illinois LLC DBA Choice One Comm Il, Xo Illinois, Ymax Communications Corp..
Counties located in area code 815 are: BOONE, BUREAU, CARROLL, COOK, DEKALB, FORD, GRUNDY, IROQUOIS, JO DAVIESS, KANE, KANKAKEE, KENDALL, LA SALLE, LEE, LIVINGSTON, MARSHALL, MCHENRY, MCLEAN, OGLE, PUTNAM, ROCK, STEPHENSON, WALWORTH, WHITESIDE, WILL, WINNEBAGO.
Largest city: Rockford
In service since: 01/01/1947
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