Usa-Places.com has listed approx 19 Non-profit organizations in Stillwater. Some of the Top rated Non-profit organizations in Stillwater are- Stillwater YMCA, Payne County Youth Services, Oklahoma State University Foundation, Stillwater Group Homes Inc Office, Payne County Youth Services Shelter, Turning Point Therapeutic Horsemanship, Zeta Tau Alpha Sorority, Kappa Alpha Theta Sorority, The Saville Center for Child Advocacy & Stillwater Medical Foundation.