Osa, Warmian-Masurian Voivodeship


Osa is a village in northern Poland, in the administrative district of Gmina Mikołajki, within Mrągowo County, Warmian-Masurian Voivodeship. It lies approximately north-east of Mikołajki, east of Mrągowo, and east of the regional capital Olsztyn.
Before 1945 the area was part of Germany.