* Belastok Oblast, created 1939, eliminated 1944 (now Bialystok in Poland)
* Brest Oblast, created 1939
* Gomel Oblast, created 1938
* Grodno Oblast, created 1944
* Maladzyechna Oblast renamed from Vileyka Oblast 1944, eliminated 1960
* Mogilev Oblast, created 1938
* Minsk Oblast,