Private Swap - Oklahoma

Oklahoma is a state located in the South Central region of the United States of America. With an estimated 3,687,050 residents in 2009 and a land area of 177,847 km², Oklahoma is the 28th most populous and 20th-largest state. The state's name is derived from the Choctaw words okla and humma, meaning "red people", and is known informally by its nickname, The Sooner State. Its residents are known as Oklahomans, and its capital and largest city is Oklahoma City. (source)

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