On 12 July 1925 the North Central States Mission was organized, comprised of areas formerly part of the Northern States, Western States, Northwestern States, and Canadian Missions. The new mission included: Minnesota, North Dakota, South Dakota (except the Black Hills district), Montana east Great Falls, a narrow strip of the eastern province of Alberta, the southern part of the province of Saskatchewan, the southern part of the province of Manitoba, the southwestern corner of the province of Ontario, and the city of Superior, Wisconsin.