Zawiszyn [zaˈviʂɨn] is a village in the administrative district of Gmina Jadów, within Wołomin County, Masovian Voivodeship, in east-central Poland.

[1] It lies approximately 6 kilometres (4 mi) north-east of Jadów, 35 km (22 mi) north-east of Wołomin, and 57 km (35 mi) north-east of Warsaw.

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