S3

The S3 is a regional railway service of the Zürich S-Bahn on the Zürcher Verkehrsverbund (ZVV), the Zürich transportation network. It is operated by Swiss Federal Railways. Route The core of the service links Wetzikon, in the east of the canton of Zürich, and Zürich Hardbrücke, in central Zürich. This core service runs via the Hinwil–Effretikon line, joining the Winterthur–Zürich line at Effretikon. It then runs via the Zürichberg Tunnel and stopping at Zürich Stadelhofen and Zurich Hauptbahnhof. During peak hours service continues north via the Oerlikon–Bülach railway to . The following stations are served: