S85 (Berlin)

S85 is a line on the Berlin S-Bahn. It operates from Grünau to Berlin-Pankow and Berlin-Frohnau over:

• the Berlin–Görlitz railway, opened on 13 September 1866 and electrified on 4 January 1929,
• the Ringbahn, opened on 17 July 1871 and electrified in 1926 and
• the Prussian Northern Railway, opened on 10 July 1877 and electrified in 1925.