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Reference.org
Orenburg Oblast
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<p>Orenburg Oblast (also Orenburzhye) is a <a href="/facts/Federal_subjects_of_Russia/f2oIKgbo">federal subject</a> of <a href="/facts/Russia/jfkCwyxn">Russia</a> (an <a href="/facts/Oblast/Kx4ccdm6">oblast</a>), mainly located in <a href="/facts/Eastern_Europe/f5CDGzNA">Eastern Europe</a>. Its <a href="/facts/Administrative_center/jyz1zfzk">administrative center</a> is the <a href="/facts/Types_of_inhabited_localities_in_Russia/jsrpqXhI">city</a> of <a href="/facts/Orenburg/hVll1thu">Orenburg</a>. From 1938 to 1957, it bore the name Chkalov Oblast in honor of <a href="/facts/Valery_Chkalov/JWf9mBxc">Valery Chkalov</a>. As of the <a href="/facts/2021_Russian_census/qzWKtDRl">2021 Census</a>, the oblast had a population of 1,862,767, down from 2,033,072 in the <a href="/facts/Russian_Census_(2010)/Ay7qc5LH">2010 Census</a>. </p>