WBiałystok Voivodeship (1919–1939)
WKielce Voivodeship (1919–1939)
WKraków Voivodeship (1919–1939)
WŁódź Voivodeship (1919–1939)
WLublin Voivodeship (1919–1939)
WLwów Voivodeship
WNowogródek Voivodeship (1919–1939)
WPolesie Voivodeship
WPomeranian Voivodeship (1919–1939)
WPoznań Voivodeship (1921–1939)
WSilesian Voivodeship (1920–1939)
WStanisławów Voivodeship
WTarnopol Voivodeship
WTerritorial changes of Polish Voivodeships on April 1, 1938
WWarsaw Voivodeship (1919–1939)
WWilno Voivodeship (1926–1939)
WWołyń Voivodeship (1921–1939)