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A symbol of Oklahoma's rich oil and natural gas heritage.
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1100 ONEOK Plaza
100 West 5th Street, Suite 1100
Tulsa, OK 74103-4217
Phone: (918) 595-4800
Fax: (918) 595-4990
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One Leadership Square, 15th Floor
211 North Robinson
Oklahoma City, OK 73102-7101
Phone: (405) 235-5500
Fax: (405) 235-2875
Tulsa
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Oklahoma City