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779 Area Code

Area Code 779 Details

State: Illinois
Major City: Rockford
Timezone: Central
Current time: 2:14pm
Short URL: allareacodes.com/779
Download: Download this data

Area Code 779 Map

Click Here for a Printable Map: 779 Area Code Map

Major Cities in Area Code 779

  • Belvidere, IL
  • Crystal Lake, IL
  • De Kalb, IL
  • Freeport, IL
  • Joliet, IL
  • Kankakee, IL
  • Loves Park, IL
  • Machesney Park, IL
  • Mchenry, IL
  • Rockford, IL
  • Romeoville, IL
  • Woodstock, IL

Recent Changes for the 779 Area Code

Date Change
2006-11-13 Area code 779 was put into service when (779) 435- was introduced as the first prefix.

Area Code 779 Prefixes

Prefix Primary City Company County Usage Introduced
(779) 200- Rockford, IL Cellco Partnership DBA Verizon Wireless Winnebago Cell Number 01/18/2011
(779) 201- La Salle, IL Cellco Partnership DBA Verizon Wireless La Salle Cell Number 03/15/2012
(779) 202- Galena, IL Teleport Communications America Jo Daviess Landline 03/06/2012
(779) 203- Rockford, IL Sprint Spectrum L.p. Winnebago Cell Number 10/13/2011
(779) 204- Verona, IL Broadvox-clec Grundy Landline 03/19/2014
(779) 205- Joliet, IL New Cingular Wireless PCS Will Cell Number 05/30/2012
(779) 206- Joliet, IL Cellco Partnership DBA Verizon Wireless Will Cell Number 06/20/2012
(779) 207- Rockford, IL Cellco Partnership DBA Verizon Wireless Winnebago Cell Number 09/28/2012
(779) 208- Rockford, IL Cellco Partnership DBA Verizon Wireless Winnebago Cell Number 11/16/2012
(779) 209- Sandwich, IL Peerless Network Of Illinois Dekalb Landline 08/31/2012
(779) 210- Rockford, IL Sbc Internet Services Winnebago Landline 09/16/2011
(779) 212- Dekalb, IL 365 Wireless Dekalb Cell Number 03/13/2013
(779) 213- Oglesby, IL Peerless Network Of Illinois La Salle Landline 04/09/2013
(779) 214- Galena, IL Mediacom Telephony Of Illinois Jo Daviess Landline 12/17/2009
(779) 215- Tonica, IL Local Access LLC La Salle Landline 04/09/2013
(779) 216- Frankfort, IL Peerless Network Of Illinois Will Landline 04/09/2013
(779) 218- Watseka, IL Peerless Network Of Illinois Iroquois Landline 04/09/2013
(779) 220- Crystal Lake, IL Bandwidth.com Clec Mchenry Landline 05/25/2011
(779) 221- Rockford, IL Broadvox-clec Winnebago Landline 04/02/2010
(779) 222- Dekalb, IL Level 3 Communications Dekalb Landline
(779) 225- Joliet, IL Cellco Partnership DBA Verizon Wireless Will Cell Number 09/21/2011
(779) 226- Polo, IL Comcast Phone Of Illinois DBA Comco Ogle Landline 04/24/2013
(779) 227- Metro PCS Unknown 07/01/2014
(779) 228- Mazon, IL Peerless Network Of Illinois Grundy Landline 04/10/2013
(779) 229- Spring Valley, IL Comcast Phone Of Illinois DBA Comco Bureau Landline 05/07/2013
(779) 232- Wilmington, IL Teleport Communications America Will Landline 06/07/2007
(779) 233- Joliet, IL Sprint Spectrum L.p. Will Cell Number 07/21/2011
(779) 234- Plainfield, IL Local Access LLC Will Landline 08/01/2013
(779) 235- Crescent City, IL Sbc Internet Services Iroquois Cell Number 02/04/2011
(779) 236- Kankakee, IL Sprint Spectrum L.p. Kankakee Cell Number 07/27/2011
(779) 240- T-mobile Usa Unknown 06/11/2014
(779) 245- Sterling, IL Iowa Wireless Services, Lp Whiteside Cell Number 07/14/2008
(779) 251- Dixon, IL Centurylink Communications LLC Lee Landline 04/01/2014
(779) 279- Joliet, IL Cricket Communications Will Cell Number 10/29/2008
(779) 300- Rockford, IL Sprint Spectrum L.p. Winnebago Cell Number 02/17/2011
(779) 301- T-mobile Usa Unknown 06/11/2014
(779) 324- Frankfort, IL Bandwidth.com Clec Will Landline 08/17/2010
(779) 333- Frankfort, IL Neutral Tandem-illinois Will Landline 04/11/2013
(779) 348- Rockford, IL Teleport Communications America Winnebago Landline 06/13/2007
(779) 368- New Milford, IL Comcast Phone Of Illinois DBA Comco Winnebago Landline 08/21/2007
(779) 379- Joliet, IL Cricket Communications Will Cell Number 10/29/2008
(779) 382- Genoa, IL Charter Fiberlink - Illinois Dekalb Landline 05/07/2007
(779) 400- Dekalb, IL Ymax Communications Corp. Dekalb Landline 02/17/2011
(779) 423- Rockford, IL Comcast Phone Of Illinois DBA Comco Winnebago Landline 08/08/2007
(779) 429- Wilmington, IL Sbc Internet Services Will Landline 11/13/2008
(779) 432- Sheffield, IL Mtco Communications Bureau Landline 03/27/2007
(779) 435- Joliet, IL Ameritech Illinois Will Landline 11/13/2006
(779) 444- Wonder Lake, IL Bandwidth.com Clec Mchenry Landline 08/17/2010
(779) 456- Joliet, IL T-mobile Usa Will Cell Number 01/09/2008
(779) 475- Beloit, IL Charter Fiberlink - Illinois Winnebago Landline 03/27/2007
(779) 500- Rockford, IL Teleport Communications America Winnebago Landline 03/16/2011
(779) 529- Manteno, IL Bandwidth.com Clec Kankakee Landline 08/17/2010
(779) 537- Rockford, IL Cellco Partnership DBA Verizon Wireless Winnebago Cell Number 03/27/2007
(779) 545- Mt Morris, IL Comcast Phone Of Illinois DBA Comco Ogle Landline 08/08/2007
(779) 548- Marengo, IL Bandwidth.com Clec Mchenry Landline 08/16/2010
(779) 552- Belvidere, IL Digital Network Access Communications Boone Landline 06/04/2007
(779) 696- Rockford, IL Mcleodusa Telecommunications Services- Il Winnebago Landline 08/18/2010
(779) 702- T-mobile Usa Unknown 06/11/2014
(779) 703- Joliet, IL T-mobile Usa Will Cell Number 10/07/2013
(779) 704- Mchenry, IL Mci Worldcom Communications Mchenry Landline 10/31/2013
(779) 770- Rockford, IL Cricket Communications Winnebago Cell Number 11/18/2008
(779) 771- Rockford, IL Cricket Communications Winnebago Cell Number 11/18/2008
(779) 772- Rockford, IL Cricket Communications Winnebago Cell Number 11/18/2008
(779) 774- Rockford, IL Tds Metrocom Inc.-il Winnebago Landline 02/01/2012
(779) 777- Dekalb, IL Cricket Communications Dekalb Cell Number 10/22/2008
(779) 800- Crystal Lake, IL Neutral Tandem-illinois Mchenry Landline 04/11/2013
(779) 803- New Lenox, IL Bandwidth.com Clec Will Landline 08/16/2013
(779) 861- Dixon, IL Cellco Partnership DBA Verizon Wireless Lee Cell Number 05/26/2010
(779) 875- Joliet, IL Sprint Spectrum L.p. Will Cell Number 07/12/2007
(779) 903- Braidwood, IL Broadvox-clec Will Landline 07/29/2013
(779) 994- Crystal Lake, IL Peerless Network Of Illinois Mchenry Landline 04/10/2013
(779) 999- Newark, IL Peerless Network Of Illinois Kendall Landline 09/24/2010

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