Draper, SD

ZIP code 57531 covers Fort Pierre and surrounding areas in Stanley County, South Dakota, across the Missouri River from Pierre. Notable landmarks include the Verendrye Monument, commemorating the 1743 French expedition; the site of Fort Pierre Chouteau, a 19th-century fur-trading post; and the Casey Tibbs South Dakota Rodeo Center. The area also offers access to Missouri River recreation and nearby Oahe Reservoir.