sentences:  This is formed from the two components of the community name.The blazon of the municipal coat of arms is ".In blue over golden (yellow) hills (Buhl) a golden (yellow) sun with 16 alternating consecutive straight and S-shaped curved golden (yellow) rays"
  
  Erpfingen
  Erpfingen Genkingen
  Genkingen Undingen
  Undingen Willmandingen
  Willmandingen
  
  Since 1987, there is a partnership of Sonnenbühl with the municipality of Corseul in France.