Old Ladies Home Society
On Eagles Wings Ministries Association
On Guard Ministries Association
One Church
Onelight Theatre Society
Onslow Belmont Fire Brigade
Open Amrs Community Church Christian Association
Open Arms Resource Centre Society
Open Bible Baptist Church
Open Bible Church Of Musquodoboit Valley Society
Open Door Homeless Shelter Society
Opera East
Opera Nova Scotia Society
Operation Go Home Society - Halifax Chapter
Orangedale Improvement Association
Orangedale Presbyterian Church
Orangedale Station Association
Orangedale United Church Of Canada
Order Of The Holy Sepulchre For Canada - Atlantic
Organic Agriculture Centre of Canada Foundation