S7 (Rhine-Main S-Bahn)

The S7 service of the S-Bahn Rhein-Main system bearing the KBS (German scheduled railway route) number 645.7 The S7 is the newest S-Bahn service in the system.

It started its operation in 2002.

Before that a regional railway service (RB 70) ran on exactly the same route.

S7 is the only S-Bahn service in Rhein-Main that starts always at the above ground platform hall of Frankfurt central station