thumb|right|Ostroleka Voivodeship
Ostrołęka Voivodeship () was a unit of administrative division and local government in Poland in the period 1975–1998. It was superseded by Masovian Voivodeship. Ostrołęka.
Major cities and towns
Population on 31 December 1998.
thumb|340px|Map of the Ostrołęka region
- 30px Ostrołęka - 55 271
- 30px Wyszków - 26 154
- 30px Ostrów Mazowiecka - 22 592
- 30px Przasnysz - 17 556
- 30px Maków Mazowiecki - 10 651
- 30px Tłuszcz - 6 708
- 30px Różan - 2 906
- 30px Myszyniec - 2 815
- 30px Chorzele - 2 643
- 30px Brok - 1 918
See also
- Voivodeships of Poland