Offertorium (War Requiem) - Benjamin Britten
O Meu Maracatu SATB - Daniel Afonso
Ogo Ni Fun Oluwa! SATB - Rosephanye Powell
O Setting Sun (A Whitman Triptych) - David Conte
Omnes Credere SATB - Jim Papoulis, Ed. Sophia Papoulis
Oberon SSATB - Reginald Unterseher
Oba Ti De SSAATTBB - Jeffrey L. Ames
Nada Te turbe - Fabio Fresi
O Salutaris Hostia SATB - Pierre De La Rue
Of A Rose, A Lovely Rose (Magnificat) - John Rutter
Of A Rose SATB - Tamsin Jones
O, She Doth Tecah The Torches To Burn Bright SSAATTBB - Eriks Esenvalds
N.Y.C. SATB - Arr. Mark Brymer
O-Yo-Yo - Arr. Stephen Hatfield
O Whistle and I'll Come To Ye SATB - arr. Mack Wilberg
Ocho kandelikas SATB - Arr. Joshua Jacobson
Oceans And Stars SATB - Amy Bernon
Odi Et Amo - Mark Templeton
O What A Beautiful City - Arr. Shawn Kirchner
Nunc Dimittis - Mark D. Templeton
My Wordless Prayer SATB - Craig Courtney
O Magnum Mysterium SSAATTBB - Hyo-Won Woo
O Vos Omnes SATTB - Carlo Gesualdo
Nunc Dimittis - Kathryn Rose
