North Dakota and South Dakota
South Dakota
South Dakota is part of the United States, so it is surrounded by other US states.
Minnesota is bordered by North Dakota, South Dakota, Iowa, and Wisconsin.
North Dakota, South Dakota, Wyoming, and Idaho are the four states which border the US state of Montana.
North Dakota, South Dakota, Wyoming, and Idaho are the four states which border the US state of Montana.
kansas, colorado, wyoming, south dakota, iowa, missiouri
The states that border South Dakota are North Dakota, Minnesota, Iowa, Nebraska, Wyoming, and Montana.
North Dakota and South Dakota are bordered by Minnesota, Iowa, Nebraska, Wyoming, and Montana.
North Dakota, South Dakota, Iowa, Wisconsin
The Black Hills are located primarily in western South Dakota and extend into eastern Wyoming. The states that border the Black Hills are South Dakota and Wyoming.
Nebraska, Kansas, Oklahoma, and Texas are the 4 states which are directly south of South Dakota.