Pay Ostan

Pay Ostan (, also Romanized as Pay Ostān and Pey Ostān; also known as Paisu, Pey Sū, Pīstān, and Pīsū) is a village in Pir Hajat Rural District, in the Central District of Tabas County, South Khorasan Province, Iran. At the 2006 census, its population was 288, in 89 families.