The Zimmerbergbus is a bus network in the Horgen District in Switzerland, operated by the Sihltal Zürich Uetliberg Bahn (SZU) and its local partner firms: AHW Busbetriebe AG in Horgen, Busbetriebe Bamert GmbH in Wollerau, Leuthold Transfer AG in Horgen, and PostAuto Schweiz AG Region Zürich. The network is named after the Zimmerberg.

The Sihltal Zürich Uetliberg Bahn AG provides within Zürcher Verkehrsverbund (ZVV) a network of 166.5 km (103.5 mi) including 201 stops. The network connects the Zimmerberg region and parts of the Sihl Valley which includes the municipalities Adliswil, Hirzel, Horgen, Hütten, Langnau am Albis, Oberrieden, Richterswil-Samstagern, Schönenberg, Thalwil and Wädenswil.^[1] Bus connections within the municipalities Kilchberg and Rüschlikon are provided by the Verkehrsbetriebe Zürich (VBZ).

As of January 2014 the fleet consisted of 40+ vehicles ^{[citation needed]}

• Sihltal Zürich Uetliberg Bahn official website (in German)
• Zimmerbergbus (in German)

v t e Lake Zurich (Zürichsee)
Switzerland Canton of Zürich Horgen Meilen Zürich Canton of St. Gallen See-Gaster Canton of Schwyz Höfe March
Settlements	Altendorf Au Bäch Erlenbach Feldbach Feldmeilen Freienbach Herrliberg Horgen Hurden Kehlhof Kilchberg Küsnacht Lachen Männedorf Meilen Oberrieden Pfäffikon Rapperswil-Jona Bollingen Busskirch Rapperswil Jona Kempraten Richterswil Rüschlikon Schmerikon Stäfa Thalwil Tuggen Uerikon Uetikon Wädenswil Wangen Nuolen Zollikon Zurich Altstadt Enge Seefeld Wollishofen Archeological Centum Prata Pile Dwellings Enge Alpenquai Feldbach Hurden Seefeld Kleiner Hafner Rorenhaab Rosshorn Technikum Vorder Au Winkel Turicum
Islands	Au Peninsula Bauschänzli Grosser Hafner Hurden Peninsula Lützelau Saffa Ufenau
Rivers	Jona Limmat Linth Schmerikoner Aa Sihl Steinenbach Wägitaler Aa
Valleys	Küsnachter Tobel Limmattal Sihltal
Mountains	Adlisberg Albis Buechberg Etzel Pfannenstiel Uetliberg Zimmerberg Zürichberg
Landmarks	Felsenegg Frauenwinkel Ganymed statue Goldküste Hurden canal Lindenhof (Rapperswil) Obersee Quaibrücke Rapperswil–Hurden bridge Seedamm Zürichhorn Buildings Alt Rapperswil Castle Alt Wädenswil Castle Au Castle Bollingen Tower Grynau Castle Heilig Hüsli Pavillon Le Corbusier Pfäffikon Castle Rapperswil Castle Wulp Castle Wurmsbach Abbey Parks/Resorts Frauenbad Stadthausquai Zürich Quaianlagen Arboretum Belvoir Park Bürkliplatz Chinagarten Mythenquai Sechseläutenplatz Tiefenbrunnen Utoquai
Transportation	Forchbahn Horgen–Meilen ferry LAF cable car St. Gallen S-Bahn SZU VBZ Voralpen Express VZO Zimmerberg Bus ZSG shipping lines Zürich S-Bahn ZVV VBZ tram lines 2 4 5 8 9 11 15 Lake Zurich left-bank railway line S2 S8 S24 S25 Lake Zurich right-bank railway line S6 S7 S16 S20 Rapperswil–Pfäffikon railway line S5 S40 Rapperswil–Ziegelbrücke railway line S4 S6 S17 Railway stations Altendorf Au ZH Bäch Blumenau Bollingen Erlenbach ZH Feldbach Freienbach SBB Herrliberg-Feldmeilen Horgen Hurden Kempraten Kilchberg Küsnacht Goldbach Küsnacht ZH Lachen Männedorf Meilen Oberrieden Pfäffikon SZ Rapperswil Richterswil Rüschlikon Schmerikon Stäfa Thalwil Uerikon Uetikon Wädenswil Winkel am Zürichsee Zollikon Zürich Stadelhofen Zürich Tiefenbrunnen Zürich Wollishofen
People	Gerold Späth House of Rapperswil Elisabeth Johann I Johann II Lydia Escher Rudolf Brun Media Obersee Nachrichten Radio Zürisee Zürichsee-Zeitung