North Central Region
Adams, Florence, Forest, Green Lake, Iron, Langlade, Lincoln, Marathon, Marquette, Menominee, Oneida, Portage, Price, Shawano, Vilas, Waupaca, Waushara and Wood
Northeast Region - Green Bay
Brown, Calumet, Door, Fond du Lac, Kewaunee, Manitowoc, Marinette, Oconto, Outagamie, Sheboygan and Winnebago counties
Northwest Region
Ashland, Barron, Bayfield, Buffalo, Burnett, Chippewa, Clark, Douglas, Dunn, Eau Claire, Jackson, Pepin, Pierce, Polk, Rusk, St. Croix, Sawyer, Taylor, Trempealeau and Washburn counties
Southeast Region - Waukesha
Kenosha, Milwaukee, Ozaukee, Racine, Walworth, Washington and Waukesha counties
Southwest Region
Crawford, Grant, Juneau, La Crosse, Monroe, Richland, Sauk and Vernon counties
Columbia, Dane, Dodge, Green, Iowa, Jefferson, Lafayette and Rock counties.
WisDOT Statewide