Local services between Aulendorf and Friedrichshafen are operated by the Bodensee Oberschwäben Bahn, known as BOB or BOBFN to avoid confusion with the Bayerische Oberland Bahn or the Berner Oberland Bahn. Trains are worked by pairs of class 650 railbuses.
650.359 and 650.353 left Aulendorf with BOB87585, the 16:08 to Friedrichshafen Hafen, on 23 September 2013.