Олонецкая губерния
In 1922, Olonets Governorate was abolished, and Vytegorsky Uyezd was transferred to Petrograd Governorate (later Leningrad Oblast), with the exception of three volosts, which were transferred to Kargopolsky Uyezd of Vologda Governorate. On February 7, 1927, Vytegorsky Uyezd was abolished and merged into Lodeynopolsky Uyezd of Leningrad Oblast.