Interlaken Ost or Interlaken East is a railway station in the resort town of Interlaken in the Swiss canton of Bern. The station was previously known as Interlaken Zollhaus. The town has one other station, Interlaken West. The station provides an interchange with the local bus network provided by PostBus Switzerland and the regional bus line to Thun provided by Verkehrsbetriebe STI. Ships of the BLS-owned fleet on Lake Brienz serve a quay at Interlaken Ost, which they access via a navigable reach of the Aar river.