Ouvres Tes Yeux Bleus (Vocal Solo) - Jules Massenet, Ed. John Glenn Paton
Ordinary Boy (Considering Matthew Shepard) SATB - Craig Hella Johnson
Opening (100 Years Of Broadway) SATB - Arr. Mac Huff
One Song SAB - Arr. Mark Hayes
One Song At A Time SSA - Darla Eshelman
One Note Samba SAB - Arr. Paris Rutherford
On Top Of The World SAB - Arr. Roger Emerson
On The Road To Jerusalem SATB - Joseph M. Martin
On The Beach At Night Alone SSA - Eugene Butler
Okuyami Ni 3-Part Mixed - Ruth Morris Gray
Oh! What A Beautiful City TTBB - arr. Rollo Dilworth
Oh, Watch the Stars SATB - arr. Mack Wilberg
Oh, Sinner Man 2-Part - arr Michael Burkhardt
Oh, How Can I Keep From Singing SATB - Robert A. Harris
On Music SATB - Kevin A. Memley
O Waly, Waly (Bass solo) - Benjamin Britten
O Say, Can You See SATB - Ruth Morris Gray
O Oriens (Vidimus stellam) SATB - Kevin Siegfried
O Mary, Don't You Weep SATB - arr. Albert McNeil
O Magnum Mysterium SATB - Michael John Trotta
O Lovely Peace 2-Part - G.F. Handel, ed. Leonard Van Camp
O Little Town Of Bethlehem SSAA - Grant Cochran
O Little Town Of Bethlehem SATB - Grant Cochran
O Jesus So Sweet, O Jesus So Mild! SATB - Mark Shepperd
