Dmytro Bilokolos graduated from the Faculty of History of the National University of Kharkiv (1936).
From 1947–1952, he was Head of the department of agitation and propaganda secretary of the Donetsk City Committee of the Communist Party of Ukraine.
In 1955, he headed of the Department of Science and Culture, Secretary of the Donetsk Regional Committee of the Communist Party.
From 16 March 1966 to 11 June 1970, he was Minister of Foreign Affairs of the Ukrainian SSR.
From 16 September 1970 to 23 June 1976 – Ambassador Extraordinary and Plenipotentiary of the Soviet Union in Botswana in combination