- All Souls Roman Catholic Church, Abingdon
- Allen Chapel African Methodist Episcopal Church, Galesburg East
- Bethany Baptist Church, Galesburg West
- Bethel Baptist Church, Galesburg West
- Bethesda Baptist Church, Galesburg East
- Calvary Assembly of God Church, Galesburg East
- Center Prairie Church, Williamsfield
- Central Congregational Church, Galesburg East
- Church of Christ, Galesburg West
- Corpus Christi Roman Catholic Church, Galesburg East
- Covenant Church, Galesburg West
- East Main Congregational United Church of Christ, Galesburg East
- Elba Chapel [Elba Center Church], Yates City
- Emmanuel United Methodist Church, Galesburg West
- Faith United Methodist Church, Galesburg East
- First Baptist Church, Galesburg East
- First Bible Missionary Church, Galesburg East
- First Christian Church, Abingdon
- First Christian Church, Galesburg East
- First Church of Christ Scientist, Galesburg East
- First Church of the Nazarene, Abingdon
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- First Church of the Nazarene, Galesburg East
- First Congregational Church, Abingdon
- First Lutheran Church, Galesburg East
- First Methodist Church, Abingdon
- First United Presbyterian Church, Galesburg East
- Foursquare Gospel Church, Galesburg East
- Grace Episcopal Church, Galesburg East
- Haynes Church, DeLong
- Henderson
Church, Rio
- Knoxville Presbyterian Church, Knoxville
- Maxey Chapel, Appleton
- North Ontario Church (historical), Nekoma
- Orange Chapel, DeLong
- Reorganized Church of Jesus Christ of Latter Day Saints, Galesburg West
- Sacred Hearth Catholic Church, Abingdon
- Saint Patricks Roman Catholic Church, Galesburg West
- Second Baptist Church, Galesburg East
- Temple Sholom, Galesburg West
- The Church of Jesus Christ of Latter Day Saints, Galesburg East
- Union Grove Church, Maquon
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[See also the township and town histories for references to many of the older churches.]