The Lines between Berlin Ostbahnhof and Frankfurt Oder are operated by the Eurocitys from Poland and the RE1 to Frankfurt Oder and the S3 to Erkner wich is 30km of track from Ostbahnhof and the vehicles currently being used on the S3 is the BR480/481 and in the future the 484 and the vehicle currently being used in the RE1 services is the Desiro HC from Siemens operated by the Company ODEG (Ost Deutsche Eisenbahn Gesellschaft) and the vehicles for the EC’s is a Beacon Rail Vectron and a PKP ICC Siemens Taurus (BR 183) , there can be small timetables for the ICE1/T from Ostbahnhof to the ICE Service Berlin Rummelsburg because it comes after few minutes after Berlin Ostkreuz and from Rummelsburg to Ostbahnhof again. The S3 and RE1 are a parallel line and drive next to each other till Erkner.
