Oblasts of the Soviet Union

The oblasts of the Soviet Union were second-level entities of the Soviet Union, and first-level entities of the republics of the Soviet Union.

Terminology

Oblast is a Slavic term that exists in the Russian language. Russian was official in all republics.

In the 1950 there were 10 oblasts in the three Baltic republics.

Name English	Name Russian	Republic	Established	Dissolved
Pärnu Oblast	Пярнуская область	Estonian SSR		1953-04-28
Tallinn Oblast	Таллинская область	Estonian SSR		1953-04-28
Tartu Oblast	Тартуская область	Estonian SSR		1953-04-28
Riga Oblast	Рижская область	Latvian SSR
Daugavpils Oblast	Даугавпилсская область	Latvian SSR
Liepajskaja Oblast	Лиепайская область	Latvian SSR
Siauliai Oblast	Шяуляйская область (ru)	Lithuanian SSR	1950-06-20	1953-05-28
Klaipeda Oblast	Клайпедская область (ru)	Lithuanian SSR	1950-06-20	1953-05-28
Vilnius Oblast	Вильнюсская область (ru)	Lithuanian SSR	1950-06-20	1953-05-28
Kaunas Oblast	Каунасская область (ru)	Lithuanian SSR	1950-06-20	1953-05-28
Central Black Earth Oblast		RSFSR	1928-05-14	1934-06-13
Chita Oblast		RSFSR	1937-09-26	^{[n 1]}
Crimean Oblast		RSFSR	1945-06-30	1954-02-19
Crimean Oblast		Ukrainian SSR	1954-02-19	1991-02-12
East Siberian Oblast		RSFSR	1936-12-05	1937-09-26
Grozny Oblast		RSFSR	1944-03-07	1957-01-09
Irkutsk Oblast		RSFSR	1937-09-26	N/A ^{[n 2]}
Kuban-Black Sea Oblast		RSFSR	1920-03-18	1924-02-13
Northern Oblast (1936–37)		RSFSR	1936-12-05	1937-09-23
Ural Oblast		RSFSR
Velikiye Luki Oblast		RSFSR	1944-08-23	1957-10-02
Western Oblast		RSFSR	1929-10-1	1937-09-27