Searchable ebook directories:
Encyclopedia of Associations: National Organizations of the U.S.
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.
National Directory of Nonprofit Organizations
A comprehensive guide to the growing nonprofit world designed for marketers, sales staff, and nonprofit professionals. Provides contact and basic factual information on the largest nonprofit organizations in the United States.