Johnson and Wyandotte counties in Kansas; Clay, Platte, and Jackson counties in Missouri

Atchison, Brown, Doniphan, Jackson, Marshall, Nemaha, Washington counties in Kansas

Andrew, Atchison, Buchanan, Caldwell, Clinton, Daviess, DeKalb, Gentry, Grundy, Harrison, Holt, Linn, Livingston, Mercer, Nodaway, Putnam, Sullivan, and Worth counties