On the Street Where You Live SSA - arr. Teena Chinn
On With the Snow! 2-Part - arr. Douglas E. Wagner
Once Upon a Winter Night 3-Part Mixed - Douglas E. Wagner
Old Lady Rose SATB - arr. Larry Nickel
Oh, Watch the Stars SSA - arr Greg Gilpin
Oh, How Joyfully SATB - arr. Michael Burkhardt
Offertory SSA - John Ness Beck, arr. Craig Courtney
O, Watch the Stars (Round and Round) - Vicki Tucker Courtney
O, Watch the Stars (Round and Round a cappella) Unison - Vicki Tucker Courtney
O, Come Rejoicing SSA - arr. Dan Forrest
O you whom I often SSAA - James Rolfe
O Taste and See SATB - Ralph Vaughn Williams
O Splendour of God's Glory Bright SATB - Bert Van der Hoek
O Source of All SATB - Brian Tate
O Sing to the Lord a New Song! SATB - Lloyd Larson
O Salutaris Hostia SSA - Hyun Kook
O Proud Left Foot SATB - Steve Murray
O Praise the Lord SATB - Joy Chisholm
O Mighty Breath of God SATB - arr Bruce Greer
O Love That Will Not Let Me Go SATB - arr. Ryan Murphy
O Love of God, How Strong and True SATB - arr. Howard Helvey
O Lord, thou hast searched me out SATB - John Rutter
O little town of Bethlehem (A Dylan Thomas Christmas) SATB - arr. Jon Washburn
