Area Code 779 is located in the following state(s) or province(s): Illinois, United States

Phone Number

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Exchange
| City
| State
| Zip Codes
| 60481, 60407, 60408, 60410
| 61101, 61102, 61110, 61108
| 61109, 61104
| genoa
| 60135, 60145
| 61101, 61102, 61110, 61108
| 61361, 61314, 61344, 61345
| joliet
| 60432, 60435, 60436, 60433
| joliet
| 60432, 60435, 60436, 60433
| 53511, 61080, 61072, 61073
| 61101, 61102, 61110, 61108
| 61054, 61010, 61030, 61064
| 61008, 61038
| joliet
| 60432, 60435, 60436, 60433