American Civil Liberties Union; American Association of Law Libraries; American Booksellers for Free Expression; American Commitment; American Library Association; American Society of News Editors; American-Arab Anti-Discrimination Committee; Appeal for Justice; Associated Press Media Editors; Association of Alternative News Media; Association of Research Libraries; Bill of Rights Defense Committee; Campaign for Digital Fourth Amendment Rights; Campaign for Liberty; Cause of Action; Center for Effective Government; Center for Science and Democracy at the Union of Concerned Scientists; Citizens for Responsibility and Ethics in Washington; Data Transparency Coalition; Defending Dissent Foundation; DownsizeDC.org; Electronic Frontier Foundation; FOIA Project; Food & Water Watch; FreedomWorks; Government Accountability Project; Human Rights Watch; International Justice Network; Less Government; Media Alliance; Mine Safety and Health News; National Coalition for History; National Security Archive; National Security Counselors; National Taxpayers Union; OpenTheGovernment.org; People for the American Way; Project on Government Oversight; R Street Institute; RootsAction.org; Society of Professional Journalists; Sunlight Foundation; Taxpayers for Common Sense; Taxpayers Protection Alliance; Transactional Records Access Clearinghouse; Tully Center for Free Speech at Syracuse University(2/5/2015)
American Association of Law Libraries; American Library Association; American Society of News Editors; Americans for Tax Reform; Association of Alternative Newsmedia; Association of Research Librarians; Bill of Rights Defense Committee/Defending Dissent Foundation; Center for Data Innovation; Center for Media and Democracy; Center for Responsive Politics; Center for Science and Democracy at the Union of Concerned Scientists; Charles E. Shain Library of Connecticut College; Citizens for Responsibility and Ethics in Washington; Council for Citizens Against Government Waste; Demand Progress; Free Government Information; Government Accountability Project; Hesburgh Libraries - Univ. of Notre Dame; Middletown Thrall Library; National Coalition for History; National Security Archive; National Taxpayers Union; National Security Counselors; New America's Open Technology Institute; OpenTheGovernment.org; Public Citizen; Quorum Analytics; R Street Institute; Sunlight Foundation; Taxpayers for Common Sense; The Niskanen Center; TRAC; University of Notre Dame(4/6/2016)
American Association of Law Libraries; American Commitment; American Library Association; Association of Research Libraries; Bill of Rights Defense Committee & Defending Dissent Foundation; Campaign for Liberty; Center for Data Innovation; Center for Responsive Politics; Center for Science and Democracy at the Union of Concerned Scientists; Citizens for Responsibility and Ethics in Washington; Charles E. Shain Library — Connecticut College; Common Cause; Council for Citizens Against Government Waste; CSU Sacramento; Data Coalition; Demand Progress; Evans Library — Florida Institute of Technology; Free Government Information; FreedomWorks; Heritage Action for America; Hesburgh Libraries — University of Notre Dame; King University Libraries; Liberty Coalition; National Coalition for History; National Security Archive; National Security Counselors; National Taxpayers Union; New America’s Open Technology Institute; OpenTheGovernment.org; Project On Government Oversight (POGO); Public Citizen; Quorum; R Street Institute; Stanford University Libraries; Sunlight Foundation; Taxpayers for Common Sense; Taxpayers Protection Alliance; The Niskanen Center; Transactional Records Access Clearinghouse (TRAC); University of Missouri — Columbia(3/3/2016)
American Association of Law Libraries; American Association of University Professors; American Booksellers Foundation for Free Expression; American Library Association; American Society of News Editors; Association of American Publishers; Association of Research Libraries; Bill of Rights Defense Committee – BORDC; Californians Aware; Cause of Action; Center for Effective Government (formerly OMB Watch); Center for Media and Democracy; Center for Science and Democracy at the Union of Concerned Scientists; Citizens for Responsibility and Ethics in Washington – CREW; Defending Dissent Foundation; DownsizeDC.org, Inc.; Electronic Frontier Foundation – EFF; Electronic Privacy Information Center – EPIC; First Amendment Coalition; Freedom of Information Center at the Missouri School of Journalism; Freedom to Read Foundation; Friends of the Earth; Government Accountability Project – GAP; iSolon.org; The James Madison Project; Liberty Coalition; Mine Safety and Health News; National Coalition Against Censorship; National Coalition for History; National Freedom of Information Coalition; National Priorities Project; National Security Archive; National Security Counselors; OpenTheGovernment.org; Project On Government Oversight – POGO; Society of American Archivists; Society of Professional Journalists; Special Libraries Association; Taxpayers for Common Sense; Transactional Records Access Clearinghouse – TRAC; Tully Center for Free Speech at Syracuse University; Understanding Government; Utah Foundation for Open Government; Washington Civil Rights Council; Washington Coalition for Open Government(2/19/2013)