sentences:  The following cities and towns are bordering to the municipality of Sonnenbühl, they are starting called clockwise in the north and part of the district of Reutlingen or to Zollernalbkreis¹ and district Tübingen.²
  Pfullingen, Lichtenstein, Engstingen, Trochtelfingen, Burladingen¹, Mössingen² and Reutlingen.The municipality Sonnenbühl was created on 1 January 1975 under the municipal reform in Baden-Württemberg, initially under the name Undingen, from the four previously independent municipalities Erpfingen, Genkingen, Undingen and Willmandingen.In February 1978, the district Erpfingen was officially recognized as air spa.