All denominations in Fairfield, Iowa
- Baptist
- Christian Church
- Christian Fellowship
- Church of the Nazarene
- Disciples of Christ
- Evangelical Lutheran
- Foursquare Church
- Free Methodist Church
- Lutheran Church
- Lutheran Congregation in Mission for Christ - LCMC
- Presbyterian Church
- Roman Catholic
- Seventh-day Adventist Church
- The Church of Jesus Christ of Latter-day Saints
- United Methodist Church
- United Pentecostal Church International
