Otrus

Otrus or Otrous was a town of ancient Phrygia, in the Phrygian Pentapolis, inhabited during Roman and Byzantine times. 
It was the seat of a bishop, a notable bishop was Zoticus of Otrous. No longer a residential bishopric, it remains a titular see of the Roman Catholic Church.
Its site is located near Yanık Ören in Asiatic Turkey.