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2016 Annual Report

The ONEOK 2016 annual report is available online.

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Corporate Responsibility Report

Our latest report is now available online.

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ONEOK is a diversified energy company. 
ONEOK, Inc. (pronounced ONE-OAK) (NYSE: OKE) is one of the largest energy midstream service providers in the U.S., connecting prolific supply basins with key market centers. It owns and operates one of the nation's premier natural gas liquids (NGL) systems and is a leader in the gathering, processing, storage and transportation of natural gas. ONEOK’s operations include a 38,000-mile integrated network of NGL and natural gas pipelines, processing plants, fractionators and storage facilities in the Mid-Continent, Williston, Permian and Rocky Mountain regions.

 


  • EmailContact ONEOK
  • Phone Customer Service Shareholder Inquiries:

    877-208-7318

  • Phone Customer Service Royalties Relations:

    918-588-7463

  • 811Call 811 before you dig.

  • ONEOK Partners' Schedule K-1 Questions:
    800-371-2188.