Kostopil

Kostopil (Ukrainian: Косто́піль, Polish: Kostopol) is a small city, originally named Ostlec Wielki or Ostaltsi, on the Zamchysko river in Rivne Oblast of western Ukraine (historical Volhynia). It was the administrative center of the Kostopil Raion up to 2020, but is now within the Rivne Raion. Population: 31,215 (2020 est.)

Kostopil

Kostopil (Ukrainian: Косто́піль, Polish: Kostopol) is a small city, originally named Ostlec Wielki or Ostaltsi, on the Zamchysko river in Rivne Oblast of western Ukraine (historical Volhynia). It was the administrative center of the Kostopil Raion up to 2020, but is now within the Rivne Raion. Population: 31,215 (2020 est.)