Nda Wana SATB - Arr. Michael Barret
O Quam Suavis Est SATB - Ivo Antognini
O Sing To The Lord TB - Dan Davison
O My Luve's Like A Red, Red Rose TTBB - Rene Clausen
Nativity Carol SSA - John Rutter
Oh Had I Jubal's Lyre SATB - Handel, Arr. Michael Mauldin
Oh Christmas Tree SATB - Arr. Francisco Nunez And Jim Papoulis
Oh, Chanukah-Y'Mei Hachanukah SATB - Arr. Robert Applebaum
Nativity Carol SATB - John Rutter
O Sing Rejoice! SATB - Handel, ed. Patrick M. Liebergen
O Praise the Mighty Lord (Joshua) SATB - Handel, ed. Patrick M. Liebergen
O Music, Thou Most Lovely Art SATB - Johann Jeep, Ed. Ray Robinson
O Praise The Lord With Heart And Voice SSA - Haydn, Arr. Jacob Narverud
O Sing Joyfully SAB - Adrian Batten, Ed. Thoburn
O Music SATB - David L. Brunner
O Praise The Lord SAB - Adrian Batten; Ed. Thoburn
O Mistress Mine, Where Are You Roaming - Emma Lou Diemer
O Sifuni Mungu SATB - Arr. Roger Emerson
On Children SSAA - Ysaye M. Barnwell
On A March Day SATB - Richard Burchard
On A Beach At Night alone (A Sea Symphony) SATB - Ralph Vaughan Williams
Omnis Terra! (Jubilate Deo) SATB - Dan Forrest
Oft, In The Stilly Night TBB - Kevin T. Padworski
Offertory TTBB - Arr. Craig Courtney