Area Code 779

Area Code & Prefix Location
779-200 Rockford, Illinois
779-201 La Salle, Illinois
779-202 Galena, Illinois
779-203 Rockford, Illinois
779-205 Burr Ridge, Illinois
779-206 Hickory Hills, Illinois
779-207 Rockford, Illinois
779-208 Rockford, Illinois
779-209 Sandwich, Illinois
779-210 Rockford, Illinois
779-212 Dekalb, Illinois
779-213 Oglesby, Illinois
779-214 Galena, Illinois
779-215 Tonica, Illinois
779-216 Frankfort, Illinois
779-218 Watseka, Illinois
779-220 Crystal Lake, Illinois
779-221 Rockford, Illinois
779-222 Sycamore, Illinois
779-225 Hickory Hills, Illinois
779-226 Polo, Illinois
779-228 Mazon, Illinois
779-229 Depue, Illinois
779-232 Wilmington, Illinois
779-233 Aurora, Illinois
779-234 Plainfield, Illinois
779-235 Crescent City, Illinois
779-236 Kankakee, Illinois
779-245 Sterling, Illinois
779-279 Joliet, Illinois
779-300 Rockford, Illinois
779-324 Frankfort, Illinois
779-333 Frankfort, Illinois
779-348 Rockford, Illinois
779-368 Rockford, Illinois
779-379 Joliet, Illinois
779-382 Genoa, Illinois
779-400 Dekalb, Illinois
779-423 Rockford, Illinois
779-429 Wilmington, Illinois
779-432 Sheffield, Illinois
779-435 Joliet, Illinois
779-444 Wonder Lake, Illinois
779-456 Joliet, Illinois
779-475 Beloit, Illinois
779-500 Rockford, Illinois
779-529 Manteno, Illinois
779-537 Rockford, Illinois
779-545 Dekalb, Illinois
779-548 Marengo, Illinois
779-552 Belvidere, Illinois
779-696 Madison, Illinois
779-770 Rockford, Illinois
779-771 Rockford, Illinois
779-772 Rockford, Illinois
779-774 Machesney Park, Illinois
779-777 Dekalb, Illinois
779-800 Crystal Lake, Illinois
779-803 New Lenox, Illinois
779-861 Dixon, Illinois
779-875 Aurora, Illinois
779-903 Braidwood, Illinois
779-994 Crystal Lake, Illinois
779-999 Newark, Illinois