Organization for Magazine Executive Benchmarking Association  
   Association of magazine management professionals formed to compare operating performance and identify the best business practices.
   http://omeba.org

Yellowpage Publishing Benchmarking Association  
   Conducts benchmarking studies to identify practices that improve the overall operations of the members of companies and organizations.
   http://ypba.com

Publishers Marketing Association  
   Serves publishers with marketing information and services, including direct mail, trade show representation, coop mailings, and a monthly newsletter. Site features more than 3 years of newsletter articles.
   http://www.pma-online.org/

Audio Publishers Association  
   Association serves audiobook professionals and purchasers. Site includes the entire, searchable text of R.R. Bowker's "Words on Cassette" as well as general and membership information.
   http://www.audiopub.org/

Educational Paperback Association  
   Association of publishers and distributors who supply paperback books, prebound books and other materials to schools and libraries. Site features information about EPA's Top 100 Authors for Children.
   http://www.edupaperback.org/

Book Industry Study Group  
   Nonprofit research group comprised of organizations from all sectors of the publishing industry. Provides current research information about the industry for its members and others.
   http://www.BISG.org/

Dalkey Archive Press  
   A nonprofit organization whose mission is the preservation of literary works of art through publication.
   http://www.dalkeyarchive.com

Small Publishers Association of North America (SPAN)  
   Nonprofit professional trade association.
   http://www.spannet.org/

Independent Publishers Group  
   Book distributor for a large number of independent publishers throughout the USA and worldwide. Also supplies academic and Spanish markets.
   http://www.ipgbook.com/

CCLI  
   Christian Copyright Licensing International. Information and resources for churches and copyright owners around the world, relating to copyright and to worship.
   http://www.ccli.com/

The Society of Scholarly Publishing (SSP)  
   Events, members directory, articles and membership information
   http://www.sspnet.org/

ECPA  
   Evangelical Christian Publishers Association.
   http://www.ecpa.org/

International Publishers Association  
   Established in Paris in 1896, is the professional organisation of national publishers associations which are recognized as representative of book and music publishers in each country.
   http://www.ipa-uie.org/

The Swedish Publishers' Association  
   Site provides information about members, history, and membership.
   http://www.forlagskansli.se/eng/

STM: International Association of Scientific, Technical and Medical Publishers  
   Represents the interest of the STM publishing community in the fields of copyright, technology developments, and end user/library relations.
   http://www.stm-assoc.org/

PASA: Publishers' Association of South Africa  
   It has more than 150 members, which include commercial organisations, university presses, NGOs, small privately owned publishers, as well as importers and distributors.
   http://publishsa.co.za/

Latvian Publishers' Association  
   Site includes information on members, and coming events.
   http://www.music.lv/lga/f-english.htm

Irish Book Publishers Association  
   Book publishing in Ireland: site includes information about members, and activities.
   http://www.publishingireland.com/

Book Marketing Profits  
   North American Bookdealers Exchange, a marketing association. Contains a free newsletter link, and membership fees.
   http://bookmarketingprofits.com/

Association of Medical Publications  
   An organization composed of publishing firms in the medical field.
   http://www.amponline.org/