Pyay is a town in the Bago Region in Burma (Myanmar). Pyay is located on the Ayeyarwady River (Irrawaddy River) and is 260 km (160 mi) northwest of Yangon. The British Irrawaddy Flotilla Company established the current town in the late 19th century on the Ayeyarwady River (Irrawaddy River) as a transshipment point for cargo between Upper and Lower Burma. The district of Pyay encompasses the valley of the Ayeyarwady, located between Thayetmyo, Hinthada and Tharrawaddy districts. Along the western side of Pyay District are the Rakhine (Arakan) Yoma mountain ranges, and along the eastern side are the Bago (Pegu) Yoma mountain ranges. Pyay District's main towns are Pyay, Shwedaung, and Paungde.