District 1 -- headquarters in Racine

Racine and Kenosha counties are in the district.

District 2 -- headquarters in Janesville

Originally organized as the Southern Wisconsin Graduate Nurses Association in 1913, the group merged into the Third District Association in the 1919 reorganization of the State Association and during yet another reorganization in 1923 became District 2. Green, Jefferson, Rock, and Walworth Counties are in this district. Lafayette and the south half of Dane Counties were part of this district until they became part of the Third District in 1945. The west half of Waukesha County, earlier part of District 2, became part of District 4 in 1945.

District 3 -- headquarters in Madison

Columbia, Dane, Grant, Iowa, Richland, and Sauk Counties are in this district. Lafayette County came into the district after 1945.

District 4 and 5 -- headquarters in Milwaukee

Milwaukee, Ozaukee, and Washington Counties are in this district, and all of Waukesha County was included after 1945.

District 6 -- headquarters in Appleton

Outagamie, Waushara, Waupaca, Winnebago Counties are in this district. Fond du Lac and Marquette Counties were part of this district until 1945 when these counties became part of District 14. Part of Dodge County was in this district until it joined District 3 in 1945.

District 7 -- headquarters in La Crosse

Crawford, southern half of Buffalo, Juneau, La Crosse, Monroe, Vernon, and Trempealeau Counties are in this district.

District 8 -- headquarters in Wausau

Adams, Lincoln, Marathon, Oneida, Portage, Taylor, Wood Counties, with Langlade County added in 1945, are in this district.

District 9 -- headquarters in Green Bay

Brown, Door, Florence, Forest, Kewaunee, Marinette, Oconto, and Shawano Counties are in this district. Langlade County transferred to District 8 in 1945.

District 10 -- headquarters in Eau Claire

Barron, north half of Buffalo, Clark, Chippewa, Dunn, Eau Claire, Jackson, Pepin, Pierce, Polk, and St. Croix Counties are in this district.

District 11 -- headquarters in Ashland

Ashland, Bayfield, Iron, Oneida, Price, Rusk, Sawyer, and Vilas Counties are in this district. Burnett, Douglas, and Washburn Counties withdrew from District 11 to form District 13 in 1942.

District 12 -- headquarters in Sheboygan

Calumet, Manitowoc, and Sheboygan Counties are in this district.

District 13 -- headquarters in Superior

Burnette, Douglas, and Washburn Counties are in this district.

District 14 -- headquarters in Oshkosh alternating with Fond du Lac

Fond du Lac, Green Lake, Marquette, and Winnebago Counties are in this District.

District 15 -- headquarters in Beaver Dam

Dodge County forms this district.