Vyshny Volochyok
On July 12, 1929 the governorates and uyezds were abolished. Vyshnevolotsky District, with the administrative center in Vyshny Volochyok, was established within Tver Okrug of Moscow Oblast. On July 23, 1930, the okrugs were abolished, and the districts were directly subordinated to the oblast. On January 29, 1935 Kalinin Oblast was established, and Vyshny Volochyok was transferred to Kalinin Oblast. In 1990, Kalinin Oblast was renamed Tver Oblast.