Oldfield Middle School

Oquenock Elementary School

Oregon Middle School

Otsego Elementary School

Our Lady Of Lourdes School

Our Lady Of Mercy Regional School

Our Lady Of Perpetual Help School

Our Lady Of Providence Regional School

Our Lady Of The Hamptons Regional Catholic School

Our Lady Of Wisdom Regional School

Our Lady Queen Of Apostles Reg Catholic School

Our Redeemer Lutheran School

Our Savior New American School

Oxhead Road School

Oysterponds Elementary School

Park Avenue School

Parkview Elementary School

Parliament Place School

Patchogue-medford High School

Paul E Kirdahy Elementary School