• Assoc. of Canadian College and University Libraries
• Association of Research Libraries
• California Academic & Research Libraries
• Coalition for Networked Info. (CNI)
• Consortium of University Research Libraries (UK)
• Council of Australian University Librarians
• EDUCAUSE
• Illinois Association of College and Research Libraries
• International Association of Technological University Libraries
• Ontario College and University Library Association 
• State University of New York Librarians Association (SUNYLA)
• The Research Libraries Group

• Canadian Assoc. of Public Libraries
• Libraries for the Future 
• Public Library Association
• U.S. National Commission on Libraries and Information Science
• Urban Libraries Council (US)

Library Technical Services

• American Society of Indexers
• Association for Library Collections & Technical Services
• Australian Society of Indexers
• Cooperative Online Serials (CONSER)
• North American Serials Interest Group

Special Libraries

 
• Assoc. of Canadian Map Libraries 
• International Assoc. of Agricultural Info. Specialists 
• Japan Special Libraries Association
• North Amer. Sport Library Network 
• Special Libraries Association 
• Tekniska Litteratursällskapet (SE)

Schools/Children

• Alaska Assoc. of School Librarians
• American Assoc.of School Librarians 
• Assoc. for Library Service to Children
• Association of UK Media Specialists
• Australian School Library Assoc.
• Canadian School Library Association
• International Assoc. of School Librarianship
• Manitoba School Library Association
• Ohio Educational Library Media Association
• Washington Library Media Assoc.
• Young Adult Library Services Assoc.

Special: Art & Music

• Art Libraries Society of No. America
• International Assoc. of Music Libraries Archives & Documentation Centres 
• Music Library Association 

Special: Business

• Insurance Library Assoc. of Boston 

Special: Law

Special: Federal

• AU - Federal Libraries Info Network
• CA - Council of Federal Libraries 
• US - Federal Librarians Round Table 
• US - Federal Library and Information Center Committee (FLICC)

Internet/Computers

• Digital Library Federation
• Internet Library Association
• Microcomputer Users Group for Libraries in North Carolina

Conservation

• American Institute for Conservation

Archives

• Academy of Certified Archivists
• Alliance of Libraries, Archives, and Records Management (Canada)
• Archives Association of Ontario
• Archives Council of Prince Edward's Island
• Archives Society of Alberta
• Association for Manitoba Archives
• Association of Canadian Archivists 
• Assoc. of Moving Image Archivists
• Assoc. of Newfoundland and Labrador Archives
• Canadian Council of Archives
• Council of Archives New Brunswick
• International Fed. of Film Archives
• International Council on Archives
• National Assoc.of Gov't Archives and Records Administrators (NAGARA) 
• Saskatchewan Council of Archives
• Society of American Archivists
• Society of Archivists

Technology

• American Society for Info. Science
• Association for Information Systems
• Education and Library Networks Coalition (EdLiNC)
• Library and Information Technology Association (LITA)

Countries

• AR - Asociación de Bibliotecarios Graduados de la República Argentina
• AU - Australian Lib. & Info. Assoc.
• AU - East Asian Lib. Resources Group of Australia
• AT - Vereinigung Österreichischer Bibliothekare und Bibliothekarinnen (VÖB)
• CA - Bibliographical Soc.of Canada
• CA - Canadian Library Association
• CA - Canada's Coalition for Public Info
• CA - Atlantic Provinces Lib, Assoc.
• CA - British Columbia Lib. Assoc.
• CA - Foothills Lib. Assoc. (Calgary)
• CA - Manitoba Library Association
• CA - Nova Scotia Library Association
• CA - Ontario Library Association
• DE - Bundesvereinigung Deutscher Bibliotheksverbände (BDB)
• DK - Bibliotekarforbundet
• DK - Danmarks Biblioteksforening
• FI - Suomen Kirjastoseura
• FI - Suomen Tieteellinen Kirjastoseura
• FR - Association des Bibliothécaires Français (ABF)
• IT - Associazione Italiana Biblioteche
• JP - Japan Library Association
• LT - Lithuanian Librarians Association
• MX - Asociacion Mexicana de Bibliotecarios
• NO - Norsk Bibliotekforening (The Norwegian Library Association)
• Pacific Islands - Pacific Islands Association of Libraries and Archives
• PL - Stowarzyszenie Bibliotekarzy Polskich
• PT - Associaçâo Portuguesa de Bibliotecários, Arquivistas e Documentalistâs (BAD)
• Torres Strait - Aboriginal and Torres Strait Islander Lib. Resource Network
• TR - Türk Kütüphaneciler Derneği
• TR- UNAK
• SE - Svenska Bibliotekariesamfundet
• UK - The Library Association 
• UK - Library Association of Ireland
• UK - Welsh Library Assoc. (GWLAD) 
• UK - Scottish Library Assoc. (SLAINTE) 
• US - American Library Association

Ethnic

• Africana Librarians Council
• American Indian Library Association
• Chinese American Library Assoc.
• European Assoc. of Sinological Librarians
• International Association of Orientalist Librarians
• Internet Chinese Librarians Club
• Middle East Librarians' Association
• Multicultural Libraries Network
• National Assoc. to Promote Library Services to the Spanish Speaking (REFORMA) 

General

• Association for Info. Management
• Association of Independent Information Professionals
• Association of Part-Time Librarians
• Bibliographical Society of America
• Bibliothèque nationale de France
• Council on Library and Info. Resources
• Gabriel: Gateway to Europe's National Libraries
• Institute of Museum and Library Services
• International Council for Scientific and Technical Information
• International Fed. of Library Assoc.
• The Library of Congress
• Reference & User Services Assoc.

Library Education

• Association for Library and Information Science Education
• Beta Phi Mu
• British Association for Information and Library Education and Research
• Education Foundation: Assoc. of Info.Technology Professionals