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Organization And Nature Of Operations
6 Months Ended
Jun. 30, 2011
Organization And Nature Of Operations  
Organization And Nature Of Operations
NOTE A. Organization and Nature of Operations

Pioneer Natural Resources Company ("Pioneer" or the "Company") is a Delaware corporation whose common stock is listed and traded on the New York Stock Exchange. The Company is a large independent oil and gas exploration and production company with continuing operations in the United States and South Africa.