Those organizations that oppose school vouchers include:

AFSCME Local 1346, Warren Consolidate Schools
Air Transport Dist. 143, International Association of Machinists & Aerospace Workers Local Lodge 141
Allen Park High School PTSA
Allen Park Middle School PTSA
Allen Park PTA/PTSA Council
Albion Branch, NAACP
Allegan County Branch, NAACP
American Association of University Women
American Association of University Women, Adrian Branch
American Association of University Women, Albion Branch
American Association of University Women, Alma Branch
American Association of University Women, Ann Arbor Branch
American Association of University Women, Bay City Branch
American Association of University Women, Birmingham Branch
American Association of University Women, Dearborn Branch
American Association of University Women, Detroit Branch
American Association of University Women, Escanaba Branch
American Association of University Women, Farmington Branch
American Association of University Women, Fenton Branch
American Association of University Women, Gaylord
American Association of University Women, Grosse Pointe
American Association of University Women, Holland Branch
American Association of University Women, Iron Mountain/Kingsford
American Association of University Women, Kalamazoo Branch
American Association of University Women, Lansing Branch
American Association of University Women, Livonia Branch
American Association of University Women, Ludington Branch
American Association of University Women, Manistee Branch
American Association of University Women, Marquette Branch
American Association of University Women, Midland Branch
American Association of University Women, Monroe Branch
American Association of University Women, Northville/ Novi Branch
American Association of University Women, Oakland Branch
American Association of University Women, Plymouth Branch
American Association of University Women, Pontiac/Waterford
American Association of University Women, Rochester Branch
American Association of University Women, Romeo Branch
American Association of University Women, Saginaw Branch
American Association of University Women, Traverse City Branch
American Association of University Women, Troy Branch
American Association of University Women, Wyandotte/ Down River Branch
Ann Arbor Democratic Party
Ann Arbor Chamber of Commerce
AAUP, Michigan Conference
American Civil Liberties Union of Michigan
American Federation of State, County, and Municipal Employees, Council 25 (AFSCME)
Americans for Religious Liberty
American Jewish Committee, Detroit Chapter
American Postal Workers Union (APWU)
Americans United for Separation of Church and State
Anderson Middle School PTSA, Berkley
Ann Arbor Branch, AAUW
Ann Arbor Branch, NAACP
Arc of Livingston
Arno Elementary PTA
Anti-Defamation League, Michigan Region
Baldwin School PTA, Rochester
Battle Creek Branch NAACP
Bay City Branch, NAACP
Bedford Junior High PTSA, Bedford
Bedford PTA Council, Bedford
Bedford Senior High PTSA, Lambertville
Berkley Area Council of PTA's
Black Parents for Quality Education
Birmingham Chamber of Commerce
Brewster Elementary School PTA, Rochester Hills
Capitol Services, Inc.
Cassopolis/Vandalia Branch, NAACP
Citizens Alliance to Uphold Special Education (CAUSE)
Clergy and Citizens United
Clinton County RESA
Commerce Elementary PTA, Commerce Township
Covell Elementary School PTA, Grand Rapids
Delta Sigma Theta Sorority
Detroit Branch NAACP
Detroit City Council
Detroit Metropolitan Council of Senior Citizens
Detroit Urban League
Dieck Elementary PTA. Swartz Creek
Douglas Road Elementary PTA, Lambertville
Dowagiac Branch, NAACP
Elmwood Elementary PTA, St. Clair Shores
Episcopal Church - USA
F.D. Roosevelt Elementary School PTA
Field Street Community Association, Inc. (Detroit)
Flint Branch, NAACP
Flint City Council
Garden City PTA Council
Garden City High School PTSA
Genesis Lutheran Church, Detroit
Grand Haven High School PTSA
Grand Ledge Area Chamber of Commerce
Grand Rapids Branch, NAACP
Groves PTSA Boosters, Beverly Hills
Gray Panthers (Metro area)
Gray Panthers of Huron Valley
HADASSAH - Greater Detroit Chapter
Hampton PTA, Rochester Hills
Hamtramck Branch, NAACP
Hart Elementary PTA, Rochester
Henderson Memorial United Methodist Church, Detroit
Henry Ruff PTA, Garden City
Highland Park Branch, NAACP
H.E.R.E Local #24 (Hotel Employees & Restaurant Employees)
H. Harwood PTO, Sterling Heights
Hood Research
Hope United Methodist Church, Southfield
Inner City Sub Center
International Electronic, Electrical, Salaried Machine & Furniture Workers, Ionia
International Alliance of Theatrical Stage Employees, Detroit
Ironworkers Local #340
Jackson County Branch, NAACP
Jackman Road Elementary PTA, Temperance
Jewish Coalition Against Vouchers
Jewish Community Council of Metropolitan Detroit
Jewish Labor Committee
Johnson Elementary School PTA
Kalamazoo Branch, NAACP
Kalamazoo County Democratic Party
Kent-Ionia Labor Council
Lake and Newaygo County Branch, NAACP
Lansing Branch, NAACP
Lathers Elementary School PTA, Garden City
League of Women Voters - Michigan
Lenawee County Branch, NAACP
Livonia PTA Council
Local 386 RWDSU, Grand Rapids
Local 1046 RWDSU, AFL-CIO
Long Meadow PTA, Rochester Hills
Macomb County Branch, NAACP
Madison Middle School PTA, Pontiac
McGregor Elementary PTA, Rochester Hills
Mason Central Elementary PTA, Erie
Memorial Elementary PTA, Garden City
Metro Wayne Democratic Club
Metropolitan Detroit Federation UAHC
Michigan African-American Superintendent Group
Michigan Association of Administrators of Special Education
Michigan Association for Children with Emotional Disorders
Michigan Association of Intermediate School Administrators
Michigan Association for Improved School Legislation
Michigan Association of Media in Education
Michigan Association of Retired School Personnel
Michigan Association of School Administrators
Michigan Association of School Boards
Michigan Association of School Psychologists
Michigan Association of School Social Workers
Michigan Association of Secondary School Principals
Michigan Citizens Action
Michigan Clergy United
Michigan Conference of the United Church of Christ
Michigan Education Association
Michigan Education Association - Retired
Michigan Elementary and Middle School Principals Association
MI Federation of the American Federation of School Administrators-AFLCIO
Michigan Federation of Teachers and School Related Personnel
Michigan for Public Education
Michigan Jewish Conference
Michigan Parent Teacher Association
Michigan Professional Fire Fighters Union
Michigan Prospect
Michigan Pupil Accounting and Attendance Association
Michigan Public Education Task Force
Michigan Research Associates
Michigan School Business Officials Association
Michigan School Public Relations Association
Michigan Speech, Language & Hearing Association
Michigan State Conference, NAACP
Michigan State AFL-CIO
Michigan Women's Assembly
Middle Cities Education Association/MAISL
Monroe County Branch, NAACP
Muskegon Branch, NAACP
National Council of Jewish Women
National Youth Rights Association - Ottawa County Chapter
New Calvary Baptist Church
New Detroit, Inc.
Niles Branch, NAACP
North Hill Elementary PTA, Rochester
Northern Oakland County Branch, NAACP
Organization of School Administrators and Supervisors
Parents for Public Schools of Macomb County
People for the American Way
Philip Randolph Institute, Metro Detroit Chapter
Plymouth Canton Education Association
Port Huron Branch, NAACP
Prairiview PTA, Battle Creek
Retail Wholesale & Department Store Union, Grand Rapids
Retirement Coordinating Council
River Rouge/Ecorse Branch NAACP
Rochester High School PTSA
Rochester PTA Council
St. Andrew African Methodist Episcopal, Detroit
Saginaw Branch, NAACP
School Equity Caucus
Service Employees International Union, Muskegon
Service Employees International Union, Detroit
Service Employees International Union, Michigan State Council
Society for Humanistic Judaism
Southern Oakland County Branch, NAACP
Southfield & Lathrup Village
Starr School PTA
Student Advocacy Center of MI
Teamsters Local #614
Temperance Road Elementary PTA, Ottawa Lake
The Arc Michigan
The Southeastern Michigan Synod of the Evangelical Lutheran Church in America
Three Rivers Branch, NAACP
Triangle Foundation
Twin City Area Branch, NAACP
Union of American Hebrew Congregations
United Automobile Workers (UAW)
United Catering Restaurant Bar & Hotel Workers
United Church of Christ Board for Homeland Ministries
United Church of Christ - Michigan Conference
United Methodist Church-Detroit Conference
United Methodist Church- West Michigan Conference
United Steelworkers of America
University Hills Elementary PTA, Rochester Hills
USWA Local #13729 (United Steel Workers of America)
USWA Local #15157
Van Buren County Branch, NAACP
Van Hoosen Middle School PTSA, Rochester Hills
Walled Lake Central High School PTSA, Walled Lake
Washtenaw County Democratic Party
Wayne County School Superintendents
Webster Elementary School PTA, Livonia
Western Wayne County Branch, NAACP
West Utica Elementary PTO
William H. Taft Middle School PTSA, Detroit
Women's American ORT, Michigan Region
Workmen's Circle / Arbeter Ring
Youth and College Division, NAACP
Ypsilanti/Willow Run Branch, NAACP