Annual Reports

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2016 Annual Report
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2016 Annual Report ONEOK

2015 Annual Report ONEOK

2015 Annual Report
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2014 Annual Report ONEOK

2014 Annual Report
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2013 Annual Report ONEOK

2013 Annual Report
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2012 Annual Report ONEOK

2012 Annual Report
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2011 Annual Report ONEOK

2011 Annual Report
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2010 Annual Report ONEOK

2010 Annual Report
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2009 Annual Report ONEOK

2009 Annual Report
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2008 Annual Report ONEOK

2008 Annual Report
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2007 Annual Report ONEOK

2007 Annual Report
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2006 Annual Report ONEOK

2006 Annual Report
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2005 Annual Report ONEOK

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Events & Presentations

08/02/17
Second Quarter 2017 ONEOK Earnings Conference Call
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