The Lake Traverse Reservation is located in the Northeastern part of South Dakota and a small portion of southeastern corner of North Dakota. The reservation boundaries extend across seven counties, two in North Dakota and five in South Dakota.
We have a total of 12,300 tribal members located throughout the United States and overseas serving in the Armed Forces.
Sisseton-Wahpeton Oyate of the Traverse Reservation
P.O. Box 509
Agency Village, SD 57262-0509
Phone – 1-605-698-3911