Clark, SD

ZIP code 57225 covers the town of De Smet, South Dakota. Known for being the childhood home of author Laura Ingalls Wilder, De Smet offers historic sites such as the Ingalls Homestead and the Laura Ingalls Wilder Memorial Society. Visitors can explore the town's rich pioneer history at the Laura Ingalls Wilder Historic Homes, or enjoy outdoor activities at Lake Thompson, the largest natural lake in South Dakota.