ALA Allied Professional Association (ALA-APA)
- A nonprofit professional organization established “to promote the mutual professional interests of librarians and other library workers.”
- http://www.ala-apa.org/

Counting Online Usage of Networked Electronic Resources (COUNTER)
- An international initiative designed to serve librarians, publishers and intermediaries by facilitating the recording and exchange of online usage statistics.
- http://www.projectcounter.org/

The Association of Jewish Libraries
- List resources that help with the dissemination of Judaic resources and library/media services. Includes information scholarships, awards, and members libraries.
- http://www.jewishlibraries.org/

International Association for the Development of Information Society (IADIS)
- An association focusing on technological developments and human computer interaction, IADIS publishes a journal and sponsors two annual conferences: the IADIS International Conference on WWW/Internet and the IADIS International Conference on e-Society.
- http://www.iadis.org/

Library Associations Around the World
- International directory with contact information.
- http://www.ala.org/ala/iro/intlassocorgconf/libraryassociations.htm

Special Libraries Association
- International association of information professionals/special librarians in corporations, business, science, government, and academic institutions that use /produce specialized information.
- http://www.sla.org/

North American Serials Interest Group
- Organization that promotes communication and sharing of ideas among all members of the serials information chain. Includes reports and information on conferences.
- http://www.nasig.org/

International Coalition of Library Consortia
- The Coalition serves primarily higher education institutions by facilitating discussion among consortia on issues of common interest. Currently includes 79 library consortia in North America, now expanding to the United Kingdom, Germany, the Netherlands,
- http://www.library.yale.edu/consortia/index.html

International Federation of Library Associations
- Site of the International Federation of Library Associations and Institutions. Includes information on conferences, publications, and membership.
- http://www.ifla.org/

Association of Independent Information Professionals (AIIP)
- An international association of owners of information businesses. Includes information on conferences and events as well as a code of ethics.
- http://www.aiip.org/

International Association of School Librarianship
- Lists resources for school libraries and school librarians. Includes information on membership and continuing education opportunities.
- http://www.iasl-slo.org/

Anglican Library Society
- For libraries and archives of the Anglican Communion. With information and links.
- http://stpaulsparish.org/AngLibSociety/

Internet Chinese Librarians Club (ICLC)
- Promotes Chinese librarianship and culture studies. Find membership details, links and publications.
- http://www.iclc.us/

Association for Library and Information Science Education
- Promotes excellence in research, teaching, and service for library and information science education.
- http://www.alise.org/

APICES: Association Paléographique Internationale
- For people interested in ancient and medieval writing. In English and French.
- http://www.irht.cnrs.fr/cipl/apices.htm

International Association of Technological University Libraries
- Voluntary international non-governmental organization of a group of libraries, represented by their library directors or university managers who are responsible for information services and resource management. Includes organization chart and links to res
- http://www.iatul.org/