Greensburg, IN

ZIP code 47240 covers the small, rural community of Dupont in Jefferson County, southeastern Indiana. The historic Dupont General Store is a recognizable local site; nearby Big Oaks National Wildlife Refuge protects wetlands, forests, and grasslands on the former Jefferson Proving Ground. The area is otherwise characterized by scattered homes, farms, wooded land, and local roads, with larger services and attractions in Madison to the south.