Seneca, SD

ZIP code 57473 covers the rural area surrounding Groton, South Dakota. The town is home to the historic Granary Rural Cultural Center, showcasing the region's agricultural heritage. Other notable landmarks within the ZIP code include the nearby Richmond Lake Recreation Area, providing opportunities for fishing, boating, and hiking. Residents and visitors can also enjoy the tranquil beauty of Sand Lake National Wildlife Refuge, attracting birdwatchers and nature enthusiasts.