Poznań Department

Duchy of Greater Poland (12th-13th centuries) • Poznań Voivodeship and Kalisz Voivodeship (until 1768) • Poznań Voivodeship, Kalisz Voivodeship, Gniezno Voivodeship, and Netze District (until 1793) • South Prussia (until 1806) • Poznań Department, Kalisz Department and Bydgoszcz Department (until 1815) • Grand Duchy of Poznań (until 1848) • Province of Posen (until 1918) • Poznań Voivodeship (until 1939) • Reichsgau Wartheland (until 1945) • Poznań Voivodeship (until 1975) • Poznań Voivodeship, Kalisz Voivodeship, Leszno Voivodeship, Konin Voivodeship and Piła Voivodeship (until 1998) • Greater Poland Voivodeship