O Come and Sing Unto the Lord (4-028)
O Come to Bethlehem (5-172)
O Come, All Ye Faithful (0-531)
O Come, All Ye Faithful (4-671)
O Come, Divine Messiah (2-457)
O Come, Let Us Worship (2-311)
O Come, Little Children (5-954)
O Come, Lord Jesus, Come (0-786)
O Come, O Come Emmanuel (0-429)
O Come, Sweet Spirit (1-434)
O Dear! What Can the Matter Be? (0-745)
O filii et file (0-739)
O filii et filiae (0-583)
O For a Heart to Praise My God (1-722)
O For a Thousand Tongues to Sing (2-166)
O Give Thanks (0-602)
O Give Thanks Unto the Lord (0-400)
O Gladsome Light (2-349)
O God of Love (0-749)
O God's Love So Freely Given (0-595)
O God, Thy Goodness Reacheth Far (3-774)
O Happy Souls (2-167)
O Holy Christ, in Love Come Down (0-792)
O Holy Night (0-316)
