On Goes The River 2-Part - Nancy Gifford
On Christmas Night SATB - Mark Shepperd
Orpheus With His Lute SAB - Bruce Trinkley
On A Peaceful Winter's Night 2-Part - John Purifoy
Orange Blossom Special 2-Part - Arr. Bob Moore
Or Let The Merry Bells Ring Round (L'Allegro, il Penseroso ed Il Moderato, HWV 55) SATB - Handel
Only A Baby Came SAB - Arr. David Giardiniere
Oliver 2-Part - arr. Roger Emerson
Old Joe Clark SATB - arr. Dwight Bigler
One Wish 2-Part - Dave & Jean Perry
One Voice SSA - Tom Shelton
One SSA - Arr. Anita Kerr
One More Light SATB - Arr. Cristi Cary Miller
One More Candle 3-Part Mixed - Roger Emerson
One Million Voices SATB - Brian Tate
Oh! Christmas Tree SAB - arr. Carl J. Nygard Jr
Oh, Whistle SSA - arr. Nancy Grundahl
Oh, Where, Tell Me Where SATB - arr. Bruce Trinkley
Oh, Wasn't That A Wide River SATB - arr. Bruce Trinkley
Oh, Dear! What Can The Matter Be SSA - arr. Earlene Rentz
O Pan SATB - Gyorgy Orban
O Night Of Nights SATB - Arr. Robert C. Lau
O Night Of Nights SAB - Arr. Robert C. Lau
March Of The Toreadors (Carmen) SATB - Georges Bizet
