Posht Tang-e Olya
Posht Tang-e Olya (, also Romanized as Posht Tang-e ‘Olyā) is a village in Helilan Rural District, Helilan District, Chardavol County, Ilam Province, Iran. At the 2006 census, its population was 337, in 62 families. The village is populated by Kurds. References 

Populated places in Chardavol County
Kurdish settlements in Ilam Province