Northwest
Buena Vista, Carroll, Cherokee, Clay, Crawford, Dickinson, Ida, Lyon,
Monona, O’Brien, Osceola, Plymouth, Sac, Sioux, Woodbury
North Central
Butler, Cerro Gordo, Emmet, Floyd, Franklin, Hancock, Humboldt,
Kossuth, Mitchell, Palo Alto, Pocahontas, Winnebago, Worth, Wright
Northeast
Allamakee, Black Hawk, Bremer, Buchanan, Chickasaw, Clayton,
Delaware, Dubuque, Fayette, Howard, Winneshiek
Central
Boone, Calhoun, Greene, Grundy, Hamilton,
Hardin, Marshall, Story, Webster
East Central
Benton, Cedar, Clinton, Iowa, Jackson, Johnson, Jones, Linn, Tama
Southwest
Adair, Adams, Audubon, Cass, Fremont, Guthrie, Harrison, Mills,
Montgomery, Page, Pottawattamie, Ringgold, Shelby, Taylor, Union
South Central
Appanoose, Clarke, Dallas, Decatur, Jasper, Lucas, Madison,
Marion, Monroe, Polk, Poweshiek, Warren, Wayne
Southeast
Davis, Des Moines, Henry, Jefferson, Keokuk, Lee, Louisa,
Mahaska, Muscatine, Scott, Van Buren, Wapello, Washington