Whitehorse, SD

ZIP code 57661 covers the town of Timber Lake, South Dakota. This rural community is known for its beautiful location near the shores of the Timber Lake, which provides opportunities for fishing and other recreational activities. The town is home to the Cheyenne River Sioux Tribal Reservation, and visitors can explore the nearby Cheyenne River and Ziebach counties for a glimpse into Native American culture and history.