Information about national and international organizations in categories such as trade, business, and commercial; legal, governmental, public administration, and military; cultural; educational; veterans, hereditary, and patriotic; athletic and sports; fan clubs, and many more
Encyclopedia of Associations: National Organizations of the U.S. (2023): Comprehensive source of detailed information concerning nonprofit American membership organizations of national scope. Covers more than 23,000 organizations in categories such as trade, business, and commercial; legal, governmental, public administration, and military; cultural; educational; veterans, hereditary, and patriotic; athletic and sports; fan clubs, and many more.