All denominations in Ontario, California
- Assemblies of God
- Baptist
- Calvary Chapel
- Christian
- Christian and Missionary Alliance
- Christian Church
- Christian Fellowship Ministries
- Christian Science
- Church of Christ
- Church of God
- Church of God in Christ
- Church of God of Prophecy
- Church of the Nazarene
- Disciples of Christ
- Episcopal Church
- Evangelical Lutheran
- Foursquare Church
- IFCA International
- Interdenominational
- Lutheran Church
- New Apostolic Church
- Non-denominational
- Pentecostal
- Presbyterian Church
- Roman Catholic
- Seventh-day Adventist Church
- Spiritualist Church
- The Church of Jesus Christ of Latter-day Saints
- United Church of Christ
- United Methodist Church
- Victory Outreach International
- Vineyard USA
