501(c)(3) organization
type of nonprofit organization in the United States exempt from federal income tax
American Board of Obesity Medicine
CAN-DO Foundation
Endometriosis Foundation of America
Global Online Academy
GNOME Foundation
Honorable Order of Kentucky Colonels
Charity Navigator
Love Has Won
College Board
Bronx River Alliance
Coalition for Jewish Values
Saint Joseph's Arts Society
Marin Society of Artists
Economic Policy Institute
National Alliance on Mental Illness
Legal Aid Society
World Computer Exchange
Society for Conservation Biology
Experimental Aircraft Association
The Trevor Project
Mars Society
United States Anti-Doping Agency
Museum of Performance + Design
Greenbelt Arts Center
Success Academy Charter Schools
National Museum of Wildlife Art
Antiwar.com
The Salt Lake Tribune
Unicode Consortium
Poynter Institute
Junior League
5 Gyres
Anne Frank Center for Mutual Respect
The Foundation for a Better Life
National Organization for Rare Disorders
Association on American Indian Affairs
Center for Open Science
National Railway Historical Society
The Gentle Barn
New York Legal Assistance Group
Partners for Progressive Israel
National Association of County and City Health Officials
Little Kids Rock
Laura and John Arnold Foundation
Stop Handgun Violence
Ex-Muslims of North America
State Innovation Exchange
Hope for Paws
Food Tank
Copenhagen Consensus Center