ONEOK Field Services

ONEOK Field Services

ONEOK Field Services has natural gas gathering, processing and fractionation operations in the NGL-rich Cana-Woodford Shale, Woodford Shale, the Springer Shale, the Stack, SCOOP and the Mississippian Lime areas of Oklahoma and Kansas, and the Hugoton and Central Kansas Uplift basins of Kansas.

ONEOK Field Services has more than 11,000 miles of gathering pipelines with approximately 78.5 billion cubic feet per day of capacity at nine processing plants. View a map.

Where We’re Located

ONEOK Field Services, headquartered in Tulsa, Oklahoma, has field offices in Weatherford and Geary, Oklahoma, Ulysses, Kansas, and Pratt, Kansas.


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The national Call Before You Dig number, 811, was created to help protect you from unintentionally hitting underground utility lines while working on digging projects.

One call to 811 gets your underground utility lines marked for free!


Stock InformationAbout ONEOK Partners

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

  • Phone Customer Service Royalties Relations:
    918-588-7463

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

  • 811 logoCall 811 before you dig.

  • Safety Data Sheets