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 Civil Liberties Union; American Library Association; Association of Research Libraries; Bill of Rights Defense Committee; Campaign for Liberty; Center for Democracy & Technology; Center for Financial Privacy and Human Rights; Computer & Communications Industry Association; The Constitution Project; Constitutional Alliance; Consumer Action; Consumer Federation of America; Consumer Watchdog; Defending Dissent Foundation; Distributed Computing Industry Association; Electronic Frontier Foundation; Distributed Computing Industry Association; Fight for the Future; FreedomWorks; Global Network Initiative; Human Rights Watch; Internet Infrastructure Coalition; National Association of Criminal Defense Lawyers; NetChoice; New America's Open Technology Institute; Project Censored/Media Freedom Foundation; Restore the Fourth; RootsAction.org; Software & Information Industry Association; TechFreedom; TechNet; X-Lab(8/4/2015)
American Civil Liberties Union; American Library Association; Association of Research Libraries; Bill of Rights Defense Committee; Campaign for Liberty; Center for Democracy & Technology; Center for Financial Privacy and Human Rights; Computer & Communications Industry Association; The Constitution Project; Constitutional Alliance; Consumer Action; Consumer Federation of America; Consumer Watchdog; Defending Dissent Foundation; Distributed Computing Industry Association; Electronic Frontier Foundation; Fight for the Future; FreedomWorks; Global Network Initiative; Human Rights Watch; Interactive Advertising Bureau; Internet Infrastructure Coalition; National Association of Criminal Defense Lawyers; NetChoice; New America's Open Technology Institute; Niskanen Center; Project Censored/Media Freedom Foundation; R Street Institute; Restore the Fourth; RootsAction.org; Software & Information Industry Association; TechFreedom; X-Lab(12/16/2015)