Boguszki [bɔˈɡuʂki] is a village in the administrative district of Gmina Wizna, within Łomża County, Podlaskie Voivodeship, in north-eastern Poland. It lies approximately 6 kilometres (4 mi) north-west of Wizna, 20 km (12 mi) north-east of Łomża, and 57 km (35 mi) west of the regional capital Białystok.