title: Mostówek
text: # Mostówek
  
  Mostówek is a village in the administrative district of Gmina Olszewo-Borki, within Ostrołęka County, Masovian Voivodeship, in east-central Poland. It lies approximately 13 kilometres (8 mi) north-west of Olszewo-Borki, 16 km (10 mi) north-west of Ostrołęka, and 105 km (65 mi) north of Warsaw.
  
  