Grundy County, Illinois

Grundy County, Illinois, has 14 towns and 8 ZIP codes, in area code 815, with 779 as an overlay.

Towns in Grundy County, A to Z

Town	ZIP codes	Area codes
Braceville	60407	815, 779
Carbon Hill	nearest60407, 60408, 60416	815, 779
Coal	nearest60407, 60408, 60416	815, 779
Coal City	60416	815, 779
Diamond	nearest60407, 60408, 60416	815, 779
East Brooklyn	nearest60407, 60424, 60474	815, 779
Gardner	60424	815, 779
Godley	nearest60407, 60408, 60416	815, 779
Kinsman	60437	815, 779
Lorenzo	nearest60416	815, 779
Mazon	60444	815, 779
Morris	60450	815, 779
South Wilmington	60474	815, 779
Verona	60479	815, 779

ZIP codes in Grundy County

60407Braceville815, 779
60416Coal City815, 779
60424Gardner815, 779
60437Kinsman815, 779
60444Mazon815, 779
60450Morris815, 779
60474South Wilmington815, 779
60479Verona815, 779

Area codes in Grundy County

Area code 815
In service since 1947. Shares its area with 779. Local calls are dialed with 1 plus ten digits.
Area code 779
In service since March 17, 2007. Shares its area with 815. Local calls are dialed with 1 plus ten digits.

Local numbers in area code 815

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