Whitehorse, SD

ZIP code 57661 belongs to the town of Timber Lake, South Dakota. This rural community is known for its picturesque landscapes and outdoor recreational opportunities, including fishing and hunting in nearby Lake Oahe. Timber Lake is home to the historic Dewey County Courthouse, a notable landmark in the area. The town also hosts the annual Timber Lake Rodeo, a popular event that attracts visitors from all over the region.