High Quality Content by WIKIPEDIA articles! The Frankfurt-Offenbach local railway (German: Frankfurt-Offenbacher Lokalbahn) was a former railway in the Frankfurt am Main area, which developed from the state-owned Frankfurt-Offenbach Railway (Frankfurt-Offenbacher Eisenbahn). The line opened in 1848 and was one of the oldest railways in Germany. It was the first railway line between the Frankfurt and the nearby city of Offenbach and operated until 1955.