Zone Map

 

Illinois Counties: Boone, Bureau, Carroll, Cass, Champaign, Christian, Cook, DeKalb, DeWitt, DuPage, Ford, Fulton, Grundy, Hancock, Henderson, Henry, Iroquois, Jo Daviess, Kane, Kankakee, Kendall, Knox, Lake, LaSalle, Lee, Livingston, Logan, Macon, Marshall, Mason, McDonough, McHenry, McLean, Menard, Mercer, Montgomery, Morgan, Ogle, Peoria, Piatt, Putnam, Rock Island, Sangamon, Stark, Stephenson, Tazewell, Vermilion, Warren, Whiteside, Will, Winnebago, and Woodford.

Indiana Counties: Lake and Porter.

Iowa Counties: Allamakee, Benton, Black Hawk, Cedar, Clayton, Clinton, Delaware, Des Moines, Dubuque, Henry, Iowa, Jackson, Johnson, Jones, Lee, Linn, Louisa, Muscatine, Scott, Tama, and Washington.

Wisconsin Counties: Adams, Brown, Calumet, Chippewa, Clark, Columbia, Crawford, Dane, Dodge, Door, Dunn, Eau Claire, Florence, Fond du Lac, Forest, Grant, Green, Green Lake, Iowa, Jackson, Jefferson, Juneau, Kenosha, Kewaunee, La Crosse, Lafayette, Langlade, Lincoln, Manitowoc, Marathon, Marinette, Marquette, Menominee, Milwaukee, Monroe, Oconto, Oneida, Outagamie, Ozaukee, Portage, Price, Racine, Richland, Rock, Sauk, Shawano, Sheboygan, Taylor, Vernon, Vilas, Walworth, Washington, Waukesha, Waupaca, Waushara, Winnebago, and Wood.