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| On Wings of Song | George C. Hugg; George C. Hugg | George C. Hugg | Philadelphia, Penn. | 1896 | | | 197 | |
| One Faith, Una Voz | John J. Limb | OCP | Portland, OR | 2005 | Roman Catholic Church | | 1 | |
| One Hundred Favorite Songs of the Salvation Army | Booth-Tucker | | | 1893 | Salvation Army | | 171 | |
| One Hundred Hymns You Ought to Know | Henry Cope; Fleming H. Revell Co. | Fleming H. Revell Co. | Chicago, Ill. | 1906 | | | 96 | |
| One Hundred Non-Sectarian Hymns for Use in Church and Home. 10 vols. in 1 | A. J. Davis; G. Schirmer | G. Schirmer | New York, N.Y. | 1886 | | | 83 | |
| One Hundred Progressive Hymns | Henry B. Ashmead | Henry B. Ashmead | Philadelphia | 1860 | | | 100 |  |
| One Hundred Select Gospel Hymns from Gospel Hymns Consolidated | I. D. Sankey; Biglow & Main Co. | Biglow & Main Co. | Chicago, Ill. | 1883 | | | 95 | |
| One hundred songs of praise: used by Andrew J. Dolbow in his evangelistic services | Dolbow, A. J | John J. Hood | Philadelphia | 1890 | | | 0 | |
| Onward: a Complete Rally Day Service | Judefind Bros. | Judefind Bros. | Baltimore, Md. | 1911 | | | 11 | |
| Onward and Upward | E. T. Hildebrand; J. D. Vaughan; Home Music Co. | Home Music Co. | Logansport, Ind. | 1898 | | | 110 | |
| Onward and Upward No. 2: a collection of gospel songs and hymns for Sunday-schools, Endeavor societies, Epworth leagues, devotional meetings, chapel exercises, revivals, etc. | W. T. Giffe; E. T. Hildebrand; Home Music Co. | Home Music Co. | Logansport, Ind. | 1900 | | Has Music | 109 | |
