Ottawa Foundation For The Developmentally Handicapped

Ottawa Foyers Partage

Ottawa Friends Of Tibet

Ottawa Fringe Festival

Ottawa Gay Men's Chorus/Le Choeur gai d'Ottawa

Ottawa Gospel Church / Eglise Evangelique D'ottawa

Ottawa Heart Institute Research Corporation-Corporation de...

Ottawa Hebrew Free Loan Association

Ottawa Help

Ottawa Highland Dancing Association (ohda)

Ottawa Horticultural Society

Ottawa Hospital Research Institute/Institut de recherche de...

Ottawa Hull Childbirth Education Association

Ottawa Inner City Health, Inc.

Ottawa Innercity Ministries

Ottawa Institute for Object Relations Therapy

Ottawa Inter Community Buddhist Society

Ottawa Interfaith Spiritualist Church

Ottawa Japanese Cultural Centre

Ottawa Jazz Festival Inc.