Its northern end is located in Kayah State, running southwards along Kayin State where it forms a natural border with Mon State in the west forming parallel ranges to the northern end of the Tenasserim Hills further south and east.
Its northern end is located in Kayah State, running southwards along Kayin State where it forms a natural border with Mon State in the west. The range extends east of the Salween southwards from the Shan Hills for about 350 km, forming parallel ranges to the northern Tenasserim Hills further south and east.