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779 Area Code

State: Illinois
Major City: Rockford
Timezone: Central
Current Time: 9:43am
Short URL: allareacodes.com/779

Area Code 779 Map

Where is area code 779?

Area code 779 serves northern Illinois except for the Chicago metro area. It includes the cities of Rockford, Joliet, and DeKalb. It is an overlay for area code 815 and serves the same area.

What time zone is area code 779?

The 779 area code is located in the Central timezone. The Central time zone is also known as America/Chicago. As of the last time this page was loaded, the current time is 9:43am.

History

779 was first put in service March 17, 2007. It was created from area code 815.

Nearby Area Codes

217 (Springfield, IL)
219 (Hammond, IN)
224/847 (Elgin, IL)
262 (Kenosha, WI)
309 (Peoria, IL)
312 (Chicago, IL)
331/630 (Aurora, IL)
563 (Davenport, IA)
608 (Madison, WI)
708 (Cicero, IL)
765 (Muncie, IN)
773 (Chicago, IL)
779/815 (Rockford, IL)
872 (Chicago, IL)

Top 20 Counties in Area Code 779

CountyTotal Population% of 779% of County
Will, IL677,5605%65%
Winnebago, IL295,2664%100%
McHenry, IL308,7605%88%
LaSalle, IL113,92410%100%
Kankakee, IL113,4496%100%
DeKalb, IL105,1605%100%
Boone, IL54,1652%100%
Ogle, IL53,4977%100%
Grundy, IL50,0634%100%
Whiteside, IL58,4985%83%
Kendall, IL114,7361%42%
Stephenson, IL47,7115%100%
Livingston, IL38,9509%100%
Lee, IL36,0316%100%
Iroquois, IL29,7189%91%
Bureau, IL34,9785%73%
Jo Daviess, IL22,6785%100%
Carroll, IL15,3874%100%
Putnam, IL6,0061%93%
Ford, IL14,0811%31%

Top 50 Cities in Area Code 779

CityTotal Population% of 779% of City
Rockford, IL152,8711%100%
Joliet, IL147,4331%94%
DeKalb, IL43,8620%100%
Crystal Lake, IL40,7430%97%
Romeoville, IL39,6800%91%
Plainfield, IL39,5810%80%
Kankakee, IL27,5370%100%
McHenry, IL26,9920%100%
Freeport, IL25,6380%100%
Belvidere, IL25,5850%100%
Woodstock, IL24,7700%100%
New Lenox, IL24,3940%100%
Loves Park, IL23,9960%100%
Machesney Park, IL23,4990%100%
Lockport, IL24,8390%94%
Crest Hill, IL20,8370%100%
Ottawa, IL18,7680%100%
Bourbonnais, IL18,6310%100%
Sycamore, IL17,5190%100%
Frankfort, IL17,7820%96%
Bradley, IL15,8950%100%
Dixon, IL15,7330%100%
Shorewood, IL15,6150%100%
Sterling, IL15,3700%100%
Streator, IL13,7100%100%
Morris, IL13,6360%100%
Channahon, IL12,5600%100%
Pontiac, IL11,9310%100%
Minooka, IL10,9240%100%
Roscoe, IL10,7850%100%
Peru, IL10,2950%100%
LaSalle, IL9,6090%100%
Rochelle, IL9,5740%100%
Harvard, IL9,4470%100%
Frankfort Square, IL9,2760%100%
Rock Falls, IL9,2660%100%
Manteno, IL9,2040%100%
South Beloit, IL7,8920%100%
Rockton, IL7,6850%100%
Princeton, IL7,6600%100%
Marengo, IL7,6480%100%
Mendota, IL7,3720%100%
Manhattan, IL7,0510%100%
Bolingbrook, IL73,3660%9%
Johnsburg, IL6,3370%98%
Braidwood, IL6,1910%100%
Sandwich, IL7,4210%81%
Lakemoor, IL6,0170%99%
Wilmington, IL5,7240%100%
Spring Grove, IL5,7780%99%

Largest Telephone Carriers

Landline

Prefixes Carrier
10%Peerless Network
8%Bandwidthcom Clec
7%Comco
6%Teleport America
4%Broadvox-clec
3%Charter Fiberlink -
3%Local Access
19%Other

Wireless

Prefixes Carrier
11%Verizon Wireless
8%Cricket
7%Sprint
3%T-mobile
1%Iowa Wireless Services
1%365 Wireless
1%Cingular
1%Other

Prefixes

Assigned

Usage


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

Heavily Reported Numbers

Phone complaint data powered by CallerCenter.com


Sources: North American Numbering Plan Administration (NANPA), telecom providers, and the U.S. Census Bureau.