Mostowo, Ostrołęka County

Mostowo is a village in the administrative district of Gmina Olszewo-Borki, within Ostrołęka County, Masovian Voivodeship, in east-central Poland. It lies approximately 12 km north-west of Olszewo-Borki, 15 km north-west of Ostrołęka, and 103 km north of Warsaw.