Whistleblower Hotline

ONEOK Partners' Whistleblower Hotline provides for the submission of complaints or concerns under the ONEOK Partners Whistleblower Policy regarding financial statement disclosures, accounting, internal accounting controls, or auditing matters, and matters arising under the ONEOK Partners Code of Business Conduct and Ethics.


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  • Phone Customer Service Shareholder Inquiries:
    1-877-208-7318

  • Phone Customer Service Royalties Relations:

    1-918-588-7463

  • Phone Customer Service Schedule K-1:
    1-800-371-2188

  • E-MailContact ONEOK Partners

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