Pidvolochysk is a rural settlement in Ternopil, Ternopil Oblast, western Ukraine. It is situated on the right side of the Zbruch River, opposite Volochysk in neighboring Khmelnytskyi Oblast. Pidvolochysk hosts the administration of the Pidvolochysk settlement hromada, one of the hromadas of Ukraine. Population: 7,632.

Ternopil Oblast, also referred to as Ternopilshchyna or Ternopillia, is an oblast (province) of Ukraine. Its administrative center is Ternopil, through which flows the Seret, a tributary of the Dniester. Population: 1,021,713.