It forms part of the Brig-Visp-Zermatt railway (BVZ), which connects the car-free mountaineering and ski resort of Zermatt with standard gauge lines at Visp (served by SBB-CFF-FFS) and Brig (served by SBB-CFF-FFS and BLS AG).

Since 1 January 2003 (2003-01-01), the BVZ has been owned and operated by the Matterhorn Gotthard Bahn (MGB), following a merger between the BVZ and the Furka Oberalp Bahn (FO).

The MGB also operates regional services between Zermatt and Brig via Täsch at hourly intervals.

[2] Every day, several Glacier Express trains, pass through this station, but do not stop.

As of the December 2023 timetable change,[update] the following services stop at Täsch:[2][3]