Subdivisions of the Soviet Union

The Soviet Union had several kinds of country subdivisions:

Soviet Union

Russian SFSR

Other republics

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Autonomous republics

Oblasts

Krais

Autonomous republics

Oblasts

Autonomous oblasts

Autonomous okrugs

Autonomous oblasts

Types of the subdivisions:

  Raions directly subordinated to the respective republics.

  Oblasts.

  Krais.

  ASSRs (autonomous republics).

  Autonomous oblasts subordinated to a krai.

  Autonomous okrugs subordinated to an oblast or a krai.

Republic Name	Division types
	Autonomous republics	Oblasts	Krais	Autonomous oblasts	Autonomous okrugs
Russian SFSR	16	49	6	5	10
Ukrainian SSR		25
Byelorussian SSR		6
Uzbek SSR	1	11
Kazakh SSR		19
Georgian SSR	2			1
Azerbaijan SSR	1			1
Lithuanian SSR
Moldavian SSR
Latvian SSR
Kirghiz SSR		4-7
Tajik SSR		2-3		1
Armenian SSR
Turkmen SSR		5
Estonian SSR

In addition, some cities and regions, while located within subnational entities had special status:

• "Closed cities"
• Republican significance (Moscow and Leningrad in RSFSR)
• Oblast centers