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The province of Arezzo (Italian: provincia di Arezzo) is the easternmost province in the Tuscany region of central Italy. Its capital is the city of Arezzo. The province is bordered by the regions of Marche, Emilia-Romagna, Umbria, and the provinces Siena and Florence of Tuscany. It has an area of 3,233 square kilometres (1,248 sq mi), a total population of about 344,000 in 36 comuni (singular: comune)