Orientante L'Impact
Orillia Christian School
Orillia District Collegiate And Vocational Institu
Orillia Learning Centre
Oriole Park Public School
Orleans Wood Elementary School
Ormiston Public School
Ormsby Elementary
Ormstown Elementary School
Oromocto High School
Orono Public School
Oscar Adolpson Primary School
Oscar Blackburn School
Osgoode Hall Law School
Osgoode Township High School
Oshawa Central C I
Oshawa Central Collegiate Institute
Oskayak (Young People) High School
Osler School
Osoyoos Secondary