Augustów Voivodeship
Augustów Voivodeship was created in 1816 from the Łomża Department. Its capital was in Łomża until 1818, when it was transferred to Suwałki. In 1837 it was transformed into Augustów Governorate.
Administrative divisions
It was divided into 7 counties:- Biebrzańsk County
- Dąbrowski County
- Kalvarija County
- Łomża County
- Marijampolė County
- Tykociń County
- Wigierski-Sejny County