Orillia Pregnancy Crisis Center
Orillia Presbyterian Church
Orillia Senior Citizen Council
Orillia Senior Citizens (the Intelligent Elders): Tie
Orillia Seventh-day Adventist Community Church
Orillia Silver Band
Orillia Soldiers' Memorial Hospital
Orillia Soldiers' Memorial Hospital Foundation
Orillia Star Of Hope Spiritualist Church
Orillia Wind Ensemble
Orillia Youth Symphony Orchestra
Oro-medonte Horticultural Society
Oro-medonte Township Community Policing Committee
Our Lady Of Smolensk Russian Orthodox Retirement Centre