Zir Tang, Ilam
Zir Tang is a village in Bijnavand Rural District, in the Zagros District of Chardavol County, Ilam Province, Iran. At the 2006 census, its population was 501, in 110 families. The village was chosen to be the new capital city of Bijnavand Rural District after the village of Balaveh, The previouse capital was upgraded to a village and was chosen to become the capital city of Zagros District, established on June 30, 2013.
