Sorkh Zu (, also Romanized as Sorkh Zū, Sorkh Zow, and Sorkhzū; also known as Sorkheh Zū, Sorkhen Zū, and Surkhzao) is a village in Takmaran Rural District, Sarhad District, Shirvan County, North Khorasan Province, Iran. At the 2006 census, its population was 314, in 78 families.

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