St. Francis Xavier Church Missoula The St. Francis Xavier Church of Missoula was built in 1889, the same year that Montana became a state. This church is known for its steeple, paintings and stained glass. Mass occurs at 8 am Monday to Saturday, and on Sundays at various times throughout the day. Address: 420 West Pine St Missoula MT USA 59802-4118 1 406 542-0321