Other denominations in Montana
- American_Baptist
- Anglican Church
- AOG
- Apostolic Church
- Assemblies of God
- Baptist
- Bible Believing Christians
- Calvary Chapel
- Catholic
- Christian and Missionary Alliance
- Christian Church
- Christian Fellowship
- Christian Reformed Church
- Christian Science
- Church of Christ
- Church of God
- Church of God of Prophecy
- Church of the Brethren
- Church of the Nazarene
- Communion of Reformed Evangelical Churches
- Community Church
- Community of Christ
- Congregational Christian Churches
- Disciples of Christ
- ELCA
- Episcopal
- Episcopal Church
- Evangelical
- Evangelical Covenant Church
- Evangelical Free Church
- Evangelical Lutheran
- Evangelical Lutheran Church in America
- Evangelical Presbyterian Church
- Foursquare Church
- Free Methodist Church
- FS
- Grace Communion International
- Grace International
- ID
- IFCA International
- Independent Baptist
- Interdenominational
- Kenneth Hagin Ministries
- Lutheran
- Lutheran Church
- Lutheran Church--Missouri Synod
- Lutheran Congregation in Mission for Christ - LCMC
- Mennonite Brethren
- Mennonite Church
- Methodist
- New Apostolic Church
- Non-denominational
- Non-Denominational / Independent
- Orthodox Church
- Orthodox Church in America
- Other
- Pentecostal
- Presbyterian
- Presbyterian Church
- Presbyterian Church in America
- Protestant
- Reformed Church in America
- Roman Catholic
- SA
- SBC
- Seventh-day Adventist Church
- The Church of Jesus Christ of Latter-day Saints
- Unitarian Universalist
- United Church of Christ
- United Methodist Church
- United Pentecostal Church International
- Unity
- Vineyard USA
- Wesleyan Church