East -40 School Systems -156 Members
Alcoa City
Anderson County
Athens City Schools
Berean Christian School
Blount County
Bristol City
Chattonooga Christian School
Claiborne County
Cleveland City
Clinton City
Cocke County
Grainger County
Greene County
Greeneville City
Grundy County
Hamblen County
Hamilton County
Jefferson County
Johnson City
Johnson County
Johnson University
Kingsport City
Knox County
Lenoir City
Loudon County
Maryville City
McMinn County
Meigs County
Monroe County
Morgan County
Polk County
Rhea County
Roane County
Scott County
Sevier County
Sullivan County
Sweetwater City
Union County
University of Tennessee
Middle-40 School Systems - 125 members
Bedford County
Cheatham County
Clarksville/Montgomery County
Clay County
Coffee County
Cumberland County
Dekalb County
Dickson County
Fayetteville City
Fentress County
Franklin Special Schools
Grundy County
Hickman County
Houston County
Jackson County
Lawrence County
Lebanon Special Schools
Lincoln County
Lipscomb University
Macon County
Manchester City
Marshall County
Maury County
Metro Nashville Public Schools
Moore County
Perry County
Pickett County
Pleasant View Christian Academy
Putnam County
Robertson County
Rutherford County
Smith County
Stewart County
Sumner County
Tullahoma City
Van Buren County
Warren County
White County
Williamson County
Wilson County
West--38 School Systems-111 Members
Alamo City
Arlington Community Schools
Bartlett City Schools
Benton County
Bradford Special Schools
Carroll County
Chester County
Collierville Schools
Crockett County
Decatur County
Dyer County
Fayette Academy
Freed-Hardeman University
Gibson County Special
Germantown Municipal Schools
Hardeman County
Hardin County
Haywood County
Henry County
Hollow Rock-Bruceton Special Schools
Humboldt City Schools
Huntingdon SSD
Jackson - Madison County
Lake County
Lakeland SSD
Lexington City Schools
McKenzie SSD
McNairy County Schools
Memphis University School
Milan Special School District
Obion County
Paris SSD
Shelby County
South Carroll SSD
Tipton County
Trenton SSD
Union City
Weakley County
West Carroll SSD