United States

• ACORN
  Acorn
  The acorn, or oak nut, is the nut of the oaks and their close relatives . It usually contains a single seed , enclosed in a tough, leathery shell, and borne in a cup-shaped cupule. Acorns vary from 1–6 cm long and 0.8–4 cm broad...
  
  
• American Civil Liberties Union
  American Civil Liberties Union
  The American Civil Liberties Union is a U.S. non-profit organization whose stated mission is "to defend and preserve the individual rights and liberties guaranteed to every person in this country by the Constitution and laws of the United States." It works through litigation, legislation, and...
  
  
• American Woman Suffrage Association
• Association of Young Americans
  Association of Young Americans
  The Association of Young Americans is a registered 501 nonprofit organization. Its stated mission is to represent and serve the interests of the Youth of America by providing participants pertinent information and meaningful discourse, while engaging in focused advocacy on their behalf.AYA...
  
  
• League of Women Voters
  League of Women Voters
  The League of Women Voters is an American political organization founded in 1920 by Carrie Chapman Catt during the last meeting of the National American Woman Suffrage Association approximately six months before the Nineteenth Amendment to the United States Constitution gave women the right to vote...
  
  
• NAACP
• National Civic League
  National Civic League
  The National Civic League is an American non-profit organization that advocates for transparency, effectiveness, and openness in local government...
  
  
• NALEO
  NALEO
  The National Association of Latino Elected and Appointed Officials is the leadership organization of the nation's more than 6,000 Latino elected and appointed Latino public officials in the United States. -History:...
  
  
• NCLR
  NCLR
  The four-letter abbreviation may refer to:*National Center for Lesbian Rights*National Council of La Raza*National Conference of Law Reviews*National Council for Learning Resources*North Carolina Law Review...
  
  
• National Organization for Women
  National Organization for Women
  The National Organization for Women is the largest feminist organization in the United States. It was founded in 1966 and has a membership of 500,000 contributing members. The organization consists of 550 chapters in all 50 U.S...
  
  
• National Rifle Association
  National Rifle Association
  The National Rifle Association of America is an American non-profit 501 civil rights organization which advocates for the protection of the Second Amendment of the United States Bill of Rights and the promotion of firearm ownership rights as well as marksmanship, firearm safety, and the protection...
  
  
• National Woman Suffrage Association
• Parent-Teacher Association
  Parent-Teacher Association
  In the U.S. a parent-teacher association or Parent-Teacher-Student Association is a formal organization composed of parents, teachers and staff that is intended to facilitate parental participation in a public or private school. Most public and private K-8 schools in the U.S. have a PTA, a...
  
  
• People for the American Way
  People For the American Way
  People For the American Way is a progressive advocacy group in the United States. Under U.S. tax code, People For the American Way is organized as a tax-exempt 501 non-profit organization.-Purpose:...
  
  
• National Organization for Reform of Marijuana Laws
• Roosevelt Institution
  Roosevelt Institution
  The Roosevelt Institute Campus Network, formerly the Roosevelt Institution, is the first student-run policy organization in the United States...
  
  
• Students for Sensible Drug Policy
  Students for Sensible Drug Policy
  Students for Sensible Drug Policy is an international non-profit advocacy and education organization based in Washington D.C., with offices in both Washington D.C. and San Francisco, CA...
  
  
• The Collegiate Statesmen Foundation
  The Collegiate Statesmen Foundation
  The Collegiate Society Foundation is a 501 non-profit educational organization. The Foundation operates a network of debate and public affairs clubs on college campuses that foster leadership while advancing democracy...
  
  , see also The Collegiate State of America
• Urban League

United Kingdom

• Liberty
  Liberty (pressure group)
  Liberty is a pressure group based in the United Kingdom. Its formal name is the National Council for Civil Liberties . Founded in 1934 by Ronald Kidd and Sylvia Crowther-Smith , the group campaigns to protect civil liberties and promote human rights...
  
  
• NO2ID
  NO2ID
  NO2ID, the public campaign, was formed in 2004 to campaign against the United Kingdom government's plans to introduce UK ID Cards and the associated National Identity Register, which it believes has negative implications for privacy, civil liberties and personal safety.NO2ID is entirely independent...
  
  
• Open Rights Group
  Open Rights Group
  The Open Rights Group is a UK-based organisation that works to preserve digital rights and freedoms by campaigning on digital rights issues, acting as a media clearinghouse service putting journalists in touch with experts, and by fostering a community of grassroots activists...
  
  
• OutRage!
  OutRage!
  OutRage! is a British LGBT rights group that was formed to fight for equal rights of lesbian, gay, and bisexual people in comparison to heterosexual people. It is a group which has at times been criticised for outing individuals who wanted to keep their homosexuality secret and for being...
  
  
• Sexual Freedom Coalition
  Sexual Freedom Coalition
  The Sexual Freedom Coalition is a pro-sex campaign organization and political pressure group based in the United Kingdom that challenges the laws which take away the sexual freedoms of consenting adults and also challenges the media and official bodies that show disrespect for sex.The Sexual...
  
  

See also

• List of fraternal and service organizations
• List of political parties