Mortlach Pastoral Charge was formed as a new United Church charge in 1925, part of Moose Jaw Presbytery and containing Mortlach, Zion [Parkbeg?] and Dobson appointments. Later preaching points included: Mortlach United Church; Zion United Church, Parkbeg; and St. Andrew's United Church, Caron (until it closed, September 1, 1991).