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About Illinois Area Code 779

The 779 area code includes Illinois cities Crystal Lake, De Kalb, Dixon, Freeport, Harvard, Joliet, Kankakee, Lockport, McHenry, Oglesby, Peru, Pontiac, Princeton, Rochelle, Rock Falls, Rockford, Sterling, Watseka, Woodstock.

Nearby area codes are 219, 224, 262, 309, 312, 331, 563, 608, 630, 708, 773, 815 and 847.
Search for a phone number:
Example: 779-555-5555

779 Area Code Exchanges 910-963:

779-910-xxxx    779-911-xxxx    779-912-xxxx    779-913-xxxx    779-914-xxxx    779-915-xxxx    779-916-xxxx    779-917-xxxx    779-918-xxxx    779-919-xxxx    779-920-xxxx    779-921-xxxx    779-922-xxxx    779-923-xxxx    779-924-xxxx    779-925-xxxx    779-926-xxxx    779-927-xxxx    779-928-xxxx    779-929-xxxx    779-930-xxxx    779-931-xxxx    779-932-xxxx    779-933-xxxx    779-934-xxxx    779-935-xxxx    779-936-xxxx    779-937-xxxx    779-938-xxxx    779-939-xxxx    779-940-xxxx    779-941-xxxx    779-942-xxxx    779-943-xxxx    779-944-xxxx    779-945-xxxx    779-946-xxxx    779-947-xxxx    779-948-xxxx    779-949-xxxx    779-950-xxxx    779-951-xxxx    779-952-xxxx    779-953-xxxx    779-954-xxxx    779-955-xxxx    779-956-xxxx    779-957-xxxx    779-958-xxxx    779-959-xxxx    779-960-xxxx    779-961-xxxx    779-962-xxxx    779-963-xxxx    
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