| O Bread of Life | | O Bread of Life from Heaven |
| O Canada | |
- Lord of the Lands
- O Canada
|
| O Dass Ich Tausend | |
- Baptized Into Thy Name Most Holy
- Soul, What Return Has God, Thy Savior
|
| O Dass Ich Tausen Zungen | |
- Now I Have Found the Firm Foundation
- O That I Had a Thousand Voices
- This Night a Wondrous Revelation
|
| O der Alles | | Hark! a Thrilling Voice Is Sounding |
| O Du Liebe | |
- Blessèd Savior, Who Hast Taught Me
- Jesus, Refuge of the Weary
- Rise, Thou Light of Gentile Nations
|
| O, Du Mitt Hjärtas Trängtan | | O How Shall I Receive Thee |
| O Durchbrecher | | Hail, Thou Source of Every Blessing |
| O Esca Viatorum | | O Food to Men Wayfaring |
| O Filii et Filiae | | O Sons and Daughters, Let Us Sing! |
| O God of Love | | O for a Thousand Tongues to Sing |
| O Grosser Gott | | O God of God |
| O Heilige Dreifaltigkeit | German for O Holy Trinity. |
- Almighty Father, Heaven and Earth
- O Blessèd Holy Trinity
|
| O Jesu | | O North with All Thy Vales of Green |
| O Jesu Christ | | O Jesu, Blessèd Lord, to Thee |
| O Jesu Christ, Mein’s | |
- Blest Is the Man, Forever Blest
- Lord Jesus Christ, My Life, My Light
|
| O Jesus Christ, Dein Kripplein | |
- O Jesus Christ, Thy Manger Is
- We Christians May Rejoice Today
|
| O Lamm Gottes | | O Lamb of God Most Holy |
| O Lux Beata | | All Hail, Adored Trinity |
| O Quanta Qualia [Regnator Orbis] | |
- Blessing and Honor and Glory and Power
- God of Compassion, in Mercy Befriend Us
- O What Their Joy and Their Glory Must Be
|
| O Salutaris Hostia | | O Saving Victim Open Wide |
| O Store Gud | | What Shall We Say? |
| O Traurigkeit | |
- O Darkest Woe
- So Rest—My Rest!
|
| O Voice | | O Voice of the Beloved |
| O Welt, Ich Muss Dich Lassen | German for O world, I must leave you. |
- Now Rest Beneath Night’s Shadow
- O Bread of Life from Heaven
- O Food to Pilgrims Given
|
| O Welt, Sieh Hier | | Upon the Cross Extended |
| O Wie Selig | | Oh, How Blest Are Ye Whose Toils Are Ended |
| O Wonder Amazing | | O Wonder Amazing |
| Oak | |
- Now I Have Found a Friend
- Sing Ye the Songs of Praise
|
| Oakland | The city in California. |
- Christmas Bells, The
- Jesus, Savior, We Implore Thee
|
| Oakley | Composer William Oakley. | There Is a Land of Pure Delight |
| Oaksville | |
- Come, Shout Aloud the Father’s Grace
- Sing to the Lord, Ye Distant Lands!
|
| Oberlin (Bost) | | O Thou My Soul, Forget No More |
| Oberlin (Demuth) | | Still, Still with Thee |
| Oblation | | Wherefore, O Father |
| Ocean Grove | The camp meeting site in New Jersey. | Now I Have Found a Friend |
| Octavius | | Eternal Depth of Love Divine |
| Odenwald | | Carol, Sweetly Carol |
| Offertorium | | O Father, We Would Thank Thee |
| Oh, the Bitter | | O the Bitter Shame and Sorrow |
| Oklahoma City | | Wise Men Saw a Light Afar, The |
| Olaf | | My God, My Portion, and My Love |
| Ölander | | If I Gained the World |
| Old 22nd | |
- O Unity of Threefold Light
- Thou God of All, Whose Spirit Moves
- We Limit Not the Truth of God
|
| Old 23rd | | Now I Have Found the Ground Wherein |
| Old 25th | | Thou Art Gone Up on High |
| Old 44th | | What Time the Evening Shadows Fall |
| Old 50th | | Almighty Father, Unoriginate |
| Old 81st | | We Praise Thy Name, All-holy Lord |
| Old 100th | |
- All People That on Earth Do Dwell
- Be Present at Our Table, Lord
- Be Thou, O God, Exalted High
- Law Commands and Makes Us Know, The
- Lord God, We All to Thee Give Praise
- O Holy, Holy, Holy, Lord (Conder)
|
| Old 104th | |
- Ah, What Can I Do?
- How Wondrous and Great Thy Works
|
| Old 107th | | God’s Word Is Like a Flaming Sword |
| Old 112th | | See Vater Unser |
| Old 113th [Lucerne, Westminster College] | |
- From Highest Heav’n the Eternal Son
- I Love the Volumes of Thy Word
- I’ll Praise My Maker
- Judges, Who Rule the World by Laws
- O Thou Who at Thy Creature’s Bar
|
| Old 117th | | Lo, God Is Here! |
| Old 120th | |
- I Wandered Sore Distressed
- O Thou Not Made with Hands
|
| Old 122nd | | When Morning Gilds the Skies |
| Old 124th | |
- Dying Robber Raised His Aching Brow, The
- Father of Spirits, Whose Divine Control
- Now Israel May Say
- Turn Back, O Man
Also see Toulon |
| Old 137th | |
- Great King of Nations, Hear Our Prayer
- How Shall I Sing That Majesty
Also see Norwich |
| Old German | | O Jesus, My Hope |
| Old Martyrs | |
- By the Poor Widow’s Oil and Meal
- Lord, Hast Thou Cast the Nation Off?
- Now Satan Comes with Dreadful Roar
|
| Old Orchard | The neighborhood in the St. Louis, Missouri, suburb of Webster Groves. | God of Eternity |
| Oldbridge | |
- For All the Blessings of the Year
- God of All Grace, Thy Mercy Send
|
| Old-Time Power (Gabriel) | | Pentecostal Power |
| Oliphant | | Guide Me, O Thou Great Jehovah |
| Oliva | | How Long Wilt Thou Forget Me? |
| Oliva Speciosa | Latin for fair olive tree. | Crown Him with Many Crowns |
| Olivant | Composer Walter Olivant Wilkinson. | From All Thy Saints in Warfare |
| Olivarius | | Our Thought of Thee Is Glad with Hope |
| Oliver | Composer John Oliver | Sing Out Your Hallelujahs |
| Olive’s Brow | |
- By Babel’s Streams We Sat and Wept
- ’Tis Finished! the Messiah Dies
- ’Tis Midnight, and on Olive’s Brow
|
| Olivet (Dykes) | |
- Angels Your March Oppose
- My Gracious, Loving Lord
- Thou Art Gone Up on High
|
| Olivet (Hirst) | | Look, Ye Saints! The Sight Is Glorious |
| Olivet (Mason) | |
- Come, Holy Ghost, in Love
- O God, How Good Thou Art
- Our Father, unto Thee
- My Faith Looks Up to Thee
|
| Olmutz | |
- Not Haughty Is My Heart
- Now Is the Accepted Time
- Your Harps, Ye Trembling Saints
|
| Olney (Statham) | The town in Buckinghamshire where John Newton served as curate & where he & William Cowper produced their Olney Hymns. | O God, Who Didst Thy Will Unfold |
| Olney (Gounod) | | O How Can They Look Up to Heaven? |
| Olvera Street | The street in Los Angeles, California. | One Step at a Time |
| Olympia | The city in Washington State. | Rejoice with Me (Atchinson) |
| Omagh | | Ye Virgin Souls, Arise |
| Omaha [Pro Patria] | The city in Nebraska. | O Lord of Life, Thy Kingdom Is at Hand |
| Ombersley | A village in the East Worcestershire constituency of composer William Gladstone. |
- Send Forth the Gospel!
- Spirit of Mercy, Truth and Love
|
| Omni Die | | Father, Hear the Prayer We Offer |
| Once for All | | Free from the Law |
| Oneonta | | Not Always on the Mount |
| Onido | | Holy Lamb, Who Thee Receive |
| Onslow | | See Batchellor |
| Ontario | The Canadian province. | Come Closer, Child, to Me |
| Onward | | Onward Will We Go |
| Onward, Soldiers | | Onward, Soldiers |
| Open My Eyes | |
- Blest Is the Man
- Open My Eyes, That I May See
|
| Opequon Church | Opequon Presbyterian Church, Winchester, Virginia. | Psalm of the Valley |
| Oporto | | God Is Love; His Mercy Brightens |
| Ora Labora | | Come, Labor On |
| Oriel | |
- To the Name That Is Salvation
- Lord of Life, Prophetic Spirit
|
| Orientis Partibus | |
- All That’s Good, and Great, and True
- Friendly Beasts, The
|
| Orlando | The city in Florida. | Our Warfare Accomplished |
| Orlington | | Lord’s My Shepherd, The |
| Ormesby | | Good Thou Art, and Good Thou Dost |
| Orono | | I Do Not Ask, O Lord |
| Ortonville | |
- Majestic Sweetness Sits Enthroned
- O God, We Pray for All Mankind
- Pilgrim Through This Lonely World, A
- Strait Is the Gate to All That Come
|
| Orwigsburg | Composer Elisha Hoffman’s hometown in Pennsylvania. | I Must Tell Jesus |
| Osborne | | All Ye That Pass By |
| Ossett | | Ye Sons of Men, with Joy Record |
| Ostend | | O Praise the Lord, for He Is Good |
| Oswald’s Tree | | Being of Beings |
| Othello | | Since I Have Been Redeemed |
| Otterbourne | | See Bowen |
| Overberg | | Give Me a New, a Perfect Heart |
| Overland Park | The city in Kansas. | O Blessèd Hour |
| Owen | | Mourn for the Thousands Slain |
| Oxford (Coombs) | | O God, We Praise Thee, and Confess |
| Oxford (Coward) | | All Ye That Pass By |
| Oxford (Stainer) | | In the Cross of Christ I Glory |
| Oxford New | | O for a Thousand Tongues to Sing |