On The Sea Chang Shen, Alex Kristian Scally, Beach House, Victoria Garance Alixe Legrand Piano Classical, Gospel, Pop, Rock
Open Lef Germenlis, Carol Petersen, Regina Spektor, Judith Silver, William 'Smokey' Robinson, Marvin Tarplin Piano, Guitar Soul, Children, Gospel, Motown, Rhythm & Blues
O Praise the Lord Edited by Andrew Emmet, George Frideric Handel, Andrew Schneider, Juliano Music, James F Organ Renaissance, Baroque, Gospel, Classical
One Bread One Body John Foley, Jack Schrader, John Carter Piano, Descant, Organ Gospel, Contemporary Christian
One Day When Heaven J. Craig McComb, J. Wilbur Chapman Guitar, Piano Gospel, Rock, Contemporary Christian, Pop
Open Up Your Eyes Chris Daughtry, Bruce Peterson, Jeremy Camp, Eugene Vasconi, Ben Moody, David Hodges Guitar, Piano, Electric guitar Alternative Pop/Rock, Pop, Hard Rock, Adult Alternative, Gospel
O Perfect Love Dorothy Frances Gurney, James Gilbert, Joseph Barnaby, Glen Poehlmann, Lyndell Leatherman, John Carter Piano, Guitar, Organ, Oboe, Trombone, Tuba Pop, Classical, Gospel
O Praise Ye The Lord Henry Williams Baker, Kenneth Lowenberg, Charles Hubert Hastings Parry, Henry Baker, Thomas Quigley, Richard Hoyle Piano, Guitar, Cello, Violin, Viola, Organ Gospel
