Alberta, Saskatuwan, Manitoba, Ontario
Six.
Manitoba is bordered by Saskatchewan on the west and Ontario on the east.
The prairie provinces of Canada are Alberta, Saskatchewan, and Manitoba. The southern parts of these provinces are covered in grassland.
Ontario is generally located east of Manitoba and Saskatchewan, and west of Quebec and the Maritime provinces in Canada.
While the provinces East of Ontario have less population than the 4/10ths of the provinces that lie to the West of Ontario they comprise 5/10ths of all the provinces.
They are sometimes known as the "Prairie Provinces".
Alberta, Saskatchewan, and Manitoba are prairie provinces.
British Columbia and Manitoba
Alberta, Saskatchewan, and Manitoba
Manitoba and Ontario
The prairie provinces are Manitoba, Saskatchewan and Alberta.