Montana borders North and South Dakota,
There is no country which borders both North Dakota and South Dakota. North Dakota shares a border with Canada.
South Dakota
North Dakota borders South Dakota. North Carolina borders South Carolina.
The US state of Montana's eastern borders are North Dakota and South Dakota.
The answer is South Dakota. Kentucky borders Tennessee to the north. South Dakota borders Nebraska to the north.
South Dakota borders Nebraska on the north.
The US state of Minnesota borders North Dakota and part of South Dakota on their eastern borders and the US state of Montana borders North Dakota and part of South Dakota on their western borders.
South Dakota is bordered by North Dakota to the north, Minnesota to the east, Iowa to the southeast, Nebraska to the south, and Wyoming and Montana to the west.
The answer is South Dakota. Kentucky borders Tennessee to Tennessee's north. South Dakota borders Nebraska to Nebraska's north.
North Dakota shares a border with Canada. Both the Canadian Provinces of Saskatchewan and Manitoba share borders with North Dakota.
The US state south of North Dakota is South Dakota. South Dakota is bordered by the US states of North Dakota, Minnesota, Iowa, Nebraska, Wyoming, and Montana.