Offenbach (Main) Ost station is the second most important station after Offenbach Hauptbahnhof of Offenbach am Main in the German state of Hesse. Today it is served exclusively by the Rhine-Main S-Bahn. Although Offenbach Hauptbahnhof is served by some Regional-Express services and a few intercity services each day it is rated as a category 4 station, while Offenbach Ost station is now rated as a category 3 station. From Wikipedia
