CAUSES Alphabetical
Oasis - A Haven for Women and Children
Officers' Christian Fellowship
Ohr Torah Stone Colleges and Graduate Programs
Oklahoma Baptist Homes for Children
Oklahoma Council of Public Affairs
Oklahoma Medical Research Foundation
Old Dartmouth Historical Society/New Bedford Whaling Museum
Old Newsboys' Goodfellow Fund of Detroit
Oncology Nursing Society Foundation
Open Meadow Alternative Schools
Open Your Heart to the Hungry and Homeless
Operation Homefront Southern California
Optimist International Foundation
Opus 118 Harlem School of Music
Oral and Maxillofacial Surgery Foundation
Oral Roberts Evangelistic Association
Orange County Community Foundation
Orange County Performing Arts Center
Orangewood Children's Foundation
Orangutan Foundation International
Ordway Center for the Performing Arts
Oregon Health & Science University Foundation
Oregon Museum of Science and Industry
Organic Farming Research Foundation
Organization for Tropical Studies
Orphan's Lifeline of Hope International
Orthopaedic Research and Education Foundation
Osteogenesis Imperfecta Foundation