Area Code 779

Area code 779 was created in 2007 to overlay area code 815, which covers the northern third of Illinois. 10-digit dialing is mandatory.

Prefix City/State Phone Type Company
779-200 Rockford, IL Cell Cellco Partnership DBA Verizon Wireless
779-201 La Salle, IL Cell Cellco Partnership DBA Verizon Wireless
779-202 Galena, IL Landline Teleport Communications America
779-203 Rockford, IL Cell Sprint Spectrum L.p.
779-204 Rockford, IL Landline Unknown
779-205 Joliet, IL Cell New Cingular Wireless PCS
779-206 Joliet, IL Cell Cellco Partnership DBA Verizon Wireless
779-207 Rockford, IL Cell Cellco Partnership DBA Verizon Wireless
779-208 Rockford, IL Cell Cellco Partnership DBA Verizon Wireless
779-209 Sandwich, IL Landline Peerless Network Of Illinois
779-210 Rockford, IL Landline Sbc Internet Services
779-212 Dekalb, IL Cell 365 Wireless
779-213 Oglesby, IL Landline Peerless Network Of Illinois
779-214 Galena, IL Landline Mediacom Telephony Of Illinois
779-215 Tonica, IL Landline Local Access LLC
779-216 Frankfort, IL Landline Peerless Network Of Illinois
779-218 Watseka, IL Landline Peerless Network Of Illinois
779-220 Crystal Lake, IL Landline Bandwidth.com Clec
779-221 Rockford, IL Landline Broadvox-clec
779-222 Dekalb, IL Landline Level 3 Communications
779-225 Joliet, IL Cell Cellco Partnership DBA Verizon Wireless
779-226 Polo, IL Landline Comcast Phone Of Illinois DBA Comco
779-227 Rockford, IL Landline Unknown
779-228 Mazon, IL Landline Peerless Network Of Illinois
779-229 Spring Valley, IL Landline Comcast Phone Of Illinois DBA Comco
779-232 Wilmington, IL Landline Teleport Communications America
779-233 Joliet, IL Cell Sprint Spectrum L.p.
779-234 Rockford, IL Landline Unknown
779-235 Crescent City, IL Cell Sbc Internet Services
779-236 Kankakee, IL Cell Sprint Spectrum L.p.
779-240 Rockford, IL Landline Unknown
779-245 Sterling, IL Cell Iowa Wireless Services, Lp
779-251 Rockford, IL Landline Unknown
779-279 Joliet, IL Cell Cricket Communications
779-300 Rockford, IL Cell Sprint Spectrum L.p.
779-301 Rockford, IL Landline Unknown
779-324 Frankfort, IL Landline Bandwidth.com Clec
779-333 Frankfort, IL Landline Neutral Tandem-illinois
779-348 Rockford, IL Landline Teleport Communications America
779-379 Joliet, IL Cell Cricket Communications
779-382 Genoa, IL Landline Charter Fiberlink - Illinois
779-400 Dekalb, IL Landline Ymax Communications Corp.
779-423 Rockford, IL Landline Comcast Phone Of Illinois DBA Comco
779-429 Wilmington, IL Landline Sbc Internet Services
779-432 Sheffield, IL Landline Mtco Communications
779-435 Joliet, IL Landline Ameritech Illinois
779-444 Wonder Lake, IL Landline Bandwidth.com Clec
779-456 Joliet, IL Cell T-mobile Usa
779-475 Beloit, IL Landline Charter Fiberlink - Illinois
779-500 Rockford, IL Landline Teleport Communications America
779-529 Manteno, IL Landline Bandwidth.com Clec
779-537 Rockford, IL Cell Cellco Partnership DBA Verizon Wireless
779-545 Mt Morris, IL Landline Comcast Phone Of Illinois DBA Comco
779-548 Marengo, IL Landline Bandwidth.com Clec
779-552 Belvidere, IL Landline Digital Network Access Communications
779-696 Rockford, IL Landline Mcleodusa Telecommunications Services- Il
779-702 Rockford, IL Landline Unknown
779-703 Rockford, IL Landline Unknown
779-704 Rockford, IL Landline Unknown
779-770 Rockford, IL Cell Cricket Communications
779-771 Rockford, IL Cell Cricket Communications
779-772 Rockford, IL Cell Cricket Communications
779-774 Rockford, IL Landline Tds Metrocom Inc.-il
779-777 Dekalb, IL Cell Cricket Communications
779-800 Crystal Lake, IL Landline Neutral Tandem-illinois
779-803 Rockford, IL Landline Unknown
779-861 Dixon, IL Cell Cellco Partnership DBA Verizon Wireless
779-875 Joliet, IL Cell Sprint Spectrum L.p.
779-903 Rockford, IL Landline Unknown
779-994 Crystal Lake, IL Landline Peerless Network Of Illinois
779-999 Newark, IL Landline Peerless Network Of Illinois