Olszewka, Przasnysz County
Olszewka  is a village in the administrative district of Gmina Jednorożec, within Przasnysz County, Masovian Voivodeship, in east-central Poland. It lies approximately  north of Jednorożec,  north-east of Przasnysz, and  north of Warsaw. References

Olszewka