Area code 779

General Info

Area code 779 is in Illinois (IL). Popular cities using area code 779 are Rockford, Joliet, Bolingbrook, see full list here

The timezone within area code 779 is (America/Chicago). The current time is 05:08:07

Popular zip codes include 60014(Crystal Lake), 60115(Dekalb), 60586(Plainfield), see full list here

Area code 779 Map

Here is the full area code map for state Illinois

779

Popular Cities:

City Name State Population Percent of area code in city Percent of city in area code
Rockford Illinois 152871 1 100
Joliet Illinois 147433 1 94
Bolingbrook Illinois 73366 0 9
Tinley Park Illinois 56703 0 10
DeKalb Illinois 43862 0 100
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Popular Zip Codes:

Zip Code Primary City County State Timezone Population Housing Count
60014 Crystal Lake McHenry County Illinois America/Chicago 48550 17894
60115 Dekalb DeKalb County Illinois America/Chicago 46272 17761
60586 Plainfield Will County Illinois America/Chicago 46251 13808
60901 Kankakee Kankakee County Illinois America/Chicago 37157 14895
61008 Belvidere Boone County Illinois America/Chicago 34311 12775
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