779 Area Code

State: Illinois

Major City: Springfield

  • Admission to Statehood:
    December 3, 1818 (21st State)
  • Constitution:
    Illinois's Constitution , 21st State
  • Nickname:
    Prairie State
  • Population (2013):
    12,882,135; Rank: 5 of 50 | Population Quick Facts

Area:

  • Area: 57,918 sq.mi (150,007 sq.km.), 25th
  • Land: 55,593 sq.mi. (143,985 sq.km.), 24th
  • Water: 2,325 sq.mi. (6,022 sq.km.), 20th
  • Great Lakes: 2,546 sq.mi. (6,594 sq.km.),tied for 5th

Area Code 779

Map:

Area Code Prefix Usage Primary City Carrier Introduced
779 (779) 200- Wireless Rockford Cellco Partnership DBA Verizon Wireless 01/18/2011
779 (779) 201- Wireless La Salle Cellco Partnership DBA Verizon Wireless 03/15/2012
779 (779) 202- Landline Galena Teleport Communications America 03/06/2012
779 (779) 203- Wireless Rockford Sprint Spectrum L.p. 10/13/2011
779 (779) 204- Landline Verona Broadvox-clec 03/19/2014
779 (779) 205- Wireless Joliet New Cingular Wireless PCS 05/30/2012
779 (779) 206- Wireless Joliet Cellco Partnership DBA Verizon Wireless 06/20/2012
779 (779) 207- Wireless Rockford Cellco Partnership DBA Verizon Wireless 09/28/2012
779 (779) 208- Wireless Rockford Cellco Partnership DBA Verizon Wireless 11/16/2012
779 (779) 209- Landline Sandwich Peerless Network Of Illinois 08/31/2012
779 (779) 210- Landline Rockford Sbc Internet Services 09/16/2011
779 (779) 212- Wireless Dekalb 365 Wireless 03/13/2013
779 (779) 213- Landline Oglesby Peerless Network Of Illinois 04/09/2013
779 (779) 214- Landline Galena Mediacom Telephony Of Illinois 12/17/2009
779 (779) 215- Landline Tonica Local Access LLC 04/09/2013
779 (779) 216- Landline Frankfort Peerless Network Of Illinois 04/09/2013
779 (779) 218- Landline Watseka Peerless Network Of Illinois 04/09/2013
779 (779) 220- Landline Crystal Lake Bandwidth.com Clec 05/25/2011
779 (779) 221- Landline Rockford Broadvox-clec 04/02/2010
779 (779) 222- Landline Dekalb Level 3 Communications
779 (779) 225- Wireless Joliet Cellco Partnership DBA Verizon Wireless 09/21/2011
779 (779) 226- Landline Polo Comcast Phone Of Illinois DBA Comco 04/24/2013
779 (779) 227- Unknown Metro PCS 07/01/2014
779 (779) 228- Landline Mazon Peerless Network Of Illinois 04/10/2013
779 (779) 229- Landline Spring Valley Comcast Phone Of Illinois DBA Comco 05/07/2013
779 (779) 232- Landline Wilmington Teleport Communications America 06/07/2007
779 (779) 233- Wireless Joliet Sprint Spectrum L.p. 07/21/2011
779 (779) 234- Landline Plainfield Local Access LLC 08/01/2013
779 (779) 235- Wireless Crescent City Sbc Internet Services 02/04/2011
779 (779) 236- Wireless Kankakee Sprint Spectrum L.p. 07/27/2011
779 (779) 240- Unknown T-mobile Usa 06/11/2014
779 (779) 245- Wireless Sterling Iowa Wireless Services, Lp 07/14/2008
779 (779) 251- Landline Dixon Centurylink Communications LLC 04/01/2014
779 (779) 279- Wireless Joliet Cricket Communications 10/29/2008
779 (779) 300- Wireless Rockford Sprint Spectrum L.p. 02/17/2011
779 (779) 301- Unknown T-mobile Usa 06/11/2014
779 (779) 324- Landline Frankfort Bandwidth.com Clec 08/17/2010
779 (779) 333- Landline Frankfort Neutral Tandem-illinois 04/11/2013
779 (779) 348- Landline Rockford Teleport Communications America 06/13/2007
779 (779) 368- Landline New Milford Comcast Phone Of Illinois DBA Comco 08/21/2007
779 (779) 379- Wireless Joliet Cricket Communications 10/29/2008
779 (779) 382- Landline Genoa Charter Fiberlink - Illinois 05/07/2007
779 (779) 400- Landline Dekalb Ymax Communications Corp. 02/17/2011
779 (779) 423- Landline Rockford Comcast Phone Of Illinois DBA Comco 08/08/2007
779 (779) 429- Landline Wilmington Sbc Internet Services 11/13/2008
779 (779) 432- Landline Sheffield Mtco Communications 03/27/2007
779 (779) 435- Landline Joliet Ameritech Illinois 11/13/2006
779 (779) 444- Landline Wonder Lake Bandwidth.com Clec 08/17/2010
779 (779) 456- Wireless Joliet T-mobile Usa 01/09/2008
779 (779) 475- Landline Beloit Charter Fiberlink - Illinois 03/27/2007
Area Code: 779
Prefix: (779) 200-
Usage: Wireless
Primary City: Rockford
Carrier: Cellco Partnership DBA Verizon Wireless
Introduced: 01/18/2011
Area Code: 779
Prefix: (779) 201-
Usage: Wireless
Primary City: La Salle
Carrier: Cellco Partnership DBA Verizon Wireless
Introduced: 03/15/2012
Area Code: 779
Prefix: (779) 202-
Usage: Landline
Primary City: Galena
Carrier: Teleport Communications America
Introduced: 03/06/2012
Area Code: 779
Prefix: (779) 203-
Usage: Wireless
Primary City: Rockford
Carrier: Sprint Spectrum L.p.
Introduced: 10/13/2011
Area Code: 779
Prefix: (779) 204-
Usage: Landline
Primary City: Verona
Carrier: Broadvox-clec
Introduced: 03/19/2014
Area Code: 779
Prefix: (779) 205-
Usage: Wireless
Primary City: Joliet
Carrier: New Cingular Wireless PCS
Introduced: 05/30/2012
Area Code: 779
Prefix: (779) 206-
Usage: Wireless
Primary City: Joliet
Carrier: Cellco Partnership DBA Verizon Wireless
Introduced: 06/20/2012
Area Code: 779
Prefix: (779) 207-
Usage: Wireless
Primary City: Rockford
Carrier: Cellco Partnership DBA Verizon Wireless
Introduced: 09/28/2012
Area Code: 779
Prefix: (779) 208-
Usage: Wireless
Primary City: Rockford
Carrier: Cellco Partnership DBA Verizon Wireless
Introduced: 11/16/2012
Area Code: 779
Prefix: (779) 209-
Usage: Landline
Primary City: Sandwich
Carrier: Peerless Network Of Illinois
Introduced: 08/31/2012
Area Code: 779
Prefix: (779) 210-
Usage: Landline
Primary City: Rockford
Carrier: Sbc Internet Services
Introduced: 09/16/2011
Area Code: 779
Prefix: (779) 212-
Usage: Wireless
Primary City: Dekalb
Carrier: 365 Wireless
Introduced: 03/13/2013
Area Code: 779
Prefix: (779) 213-
Usage: Landline
Primary City: Oglesby
Carrier: Peerless Network Of Illinois
Introduced: 04/09/2013
Area Code: 779
Prefix: (779) 214-
Usage: Landline
Primary City: Galena
Carrier: Mediacom Telephony Of Illinois
Introduced: 12/17/2009
Area Code: 779
Prefix: (779) 215-
Usage: Landline
Primary City: Tonica
Carrier: Local Access LLC
Introduced: 04/09/2013
Area Code: 779
Prefix: (779) 216-
Usage: Landline
Primary City: Frankfort
Carrier: Peerless Network Of Illinois
Introduced: 04/09/2013
Area Code: 779
Prefix: (779) 218-
Usage: Landline
Primary City: Watseka
Carrier: Peerless Network Of Illinois
Introduced: 04/09/2013
Area Code: 779
Prefix: (779) 220-
Usage: Landline
Primary City: Crystal Lake
Carrier: Bandwidth.com Clec
Introduced: 05/25/2011
Area Code: 779
Prefix: (779) 221-
Usage: Landline
Primary City: Rockford
Carrier: Broadvox-clec
Introduced: 04/02/2010
Area Code: 779
Prefix: (779) 222-
Usage: Landline
Primary City: Dekalb
Carrier: Level 3 Communications
Introduced:
Area Code: 779
Prefix: (779) 225-
Usage: Wireless
Primary City: Joliet
Carrier: Cellco Partnership DBA Verizon Wireless
Introduced: 09/21/2011
Area Code: 779
Prefix: (779) 226-
Usage: Landline
Primary City: Polo
Carrier: Comcast Phone Of Illinois DBA Comco
Introduced: 04/24/2013
Area Code: 779
Prefix: (779) 227-
Usage: Unknown
Primary City:
Carrier: Metro PCS
Introduced: 07/01/2014
Area Code: 779
Prefix: (779) 228-
Usage: Landline
Primary City: Mazon
Carrier: Peerless Network Of Illinois
Introduced: 04/10/2013
Area Code: 779
Prefix: (779) 229-
Usage: Landline
Primary City: Spring Valley
Carrier: Comcast Phone Of Illinois DBA Comco
Introduced: 05/07/2013
Area Code: 779
Prefix: (779) 232-
Usage: Landline
Primary City: Wilmington
Carrier: Teleport Communications America
Introduced: 06/07/2007
Area Code: 779
Prefix: (779) 233-
Usage: Wireless
Primary City: Joliet
Carrier: Sprint Spectrum L.p.
Introduced: 07/21/2011
Area Code: 779
Prefix: (779) 234-
Usage: Landline
Primary City: Plainfield
Carrier: Local Access LLC
Introduced: 08/01/2013
Area Code: 779
Prefix: (779) 235-
Usage: Wireless
Primary City: Crescent City
Carrier: Sbc Internet Services
Introduced: 02/04/2011
Area Code: 779
Prefix: (779) 236-
Usage: Wireless
Primary City: Kankakee
Carrier: Sprint Spectrum L.p.
Introduced: 07/27/2011
Area Code: 779
Prefix: (779) 240-
Usage: Unknown
Primary City:
Carrier: T-mobile Usa
Introduced: 06/11/2014
Area Code: 779
Prefix: (779) 245-
Usage: Wireless
Primary City: Sterling
Carrier: Iowa Wireless Services, Lp
Introduced: 07/14/2008
Area Code: 779
Prefix: (779) 251-
Usage: Landline
Primary City: Dixon
Carrier: Centurylink Communications LLC
Introduced: 04/01/2014
Area Code: 779
Prefix: (779) 279-
Usage: Wireless
Primary City: Joliet
Carrier: Cricket Communications
Introduced: 10/29/2008
Area Code: 779
Prefix: (779) 300-
Usage: Wireless
Primary City: Rockford
Carrier: Sprint Spectrum L.p.
Introduced: 02/17/2011
Area Code: 779
Prefix: (779) 301-
Usage: Unknown
Primary City:
Carrier: T-mobile Usa
Introduced: 06/11/2014
Area Code: 779
Prefix: (779) 324-
Usage: Landline
Primary City: Frankfort
Carrier: Bandwidth.com Clec
Introduced: 08/17/2010
Area Code: 779
Prefix: (779) 333-
Usage: Landline
Primary City: Frankfort
Carrier: Neutral Tandem-illinois
Introduced: 04/11/2013
Area Code: 779
Prefix: (779) 348-
Usage: Landline
Primary City: Rockford
Carrier: Teleport Communications America
Introduced: 06/13/2007
Area Code: 779
Prefix: (779) 368-
Usage: Landline
Primary City: New Milford
Carrier: Comcast Phone Of Illinois DBA Comco
Introduced: 08/21/2007
Area Code: 779
Prefix: (779) 379-
Usage: Wireless
Primary City: Joliet
Carrier: Cricket Communications
Introduced: 10/29/2008
Area Code: 779
Prefix: (779) 382-
Usage: Landline
Primary City: Genoa
Carrier: Charter Fiberlink - Illinois
Introduced: 05/07/2007
Area Code: 779
Prefix: (779) 400-
Usage: Landline
Primary City: Dekalb
Carrier: Ymax Communications Corp.
Introduced: 02/17/2011
Area Code: 779
Prefix: (779) 423-
Usage: Landline
Primary City: Rockford
Carrier: Comcast Phone Of Illinois DBA Comco
Introduced: 08/08/2007
Area Code: 779
Prefix: (779) 429-
Usage: Landline
Primary City: Wilmington
Carrier: Sbc Internet Services
Introduced: 11/13/2008
Area Code: 779
Prefix: (779) 432-
Usage: Landline
Primary City: Sheffield
Carrier: Mtco Communications
Introduced: 03/27/2007
Area Code: 779
Prefix: (779) 435-
Usage: Landline
Primary City: Joliet
Carrier: Ameritech Illinois
Introduced: 11/13/2006
Area Code: 779
Prefix: (779) 444-
Usage: Landline
Primary City: Wonder Lake
Carrier: Bandwidth.com Clec
Introduced: 08/17/2010
Area Code: 779
Prefix: (779) 456-
Usage: Wireless
Primary City: Joliet
Carrier: T-mobile Usa
Introduced: 01/09/2008
Area Code: 779
Prefix: (779) 475-
Usage: Landline
Primary City: Beloit
Carrier: Charter Fiberlink - Illinois
Introduced: 03/27/2007