High Quality Content by WIKIPEDIA articles! The Youngstown and Southeastern Railroad (reporting mark YSRR) is a short-line railroad subsidiary of the Indiana Boxcar Corporation that operates freight trains between Youngstown, Ohio and Darlington, Pennsylvania, United States. The line is owned by the Columbiana County Port Authority, leased to the Eastern States Railroad, which is owned by the line`s primary shipper, and contracted out to the YSRR. Freight is interchanged with CSX Transportation and the Norfolk Southern Railway at the Youngstown end.