Fairfield Faith Bible Church
606 Central Ave, Fairfield, MT 59436St John Lutheran Church
PO Box 241, Fairfield, MT 59436-0241United Church of Christ
6 1st Rd NW, Fairfield, MT 59436Assembly of God Church
503 3rd Ave S, Fairfield, MT 59436Grace Lutheran Church
301 5th Ln NE, Fairfield, MT 59436St John's Catholic Church
PO Box 397, Fairfield, MT 59436-0397