Sang Sefid (, also Romanized as Sang Sefīd and Sangsefīd; also known as Kochak Charmu, Kochek Charmak, and Kūchak Charmū) is a village in Hoseynabad-e Jonubi Rural District, in the Central District of Sanandaj County, Kurdistan Province, Iran. At the 2006 census, its population was 194, in 52 families. The village is populated by Kurds.
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