ONEOK Transmission Company

ONEOK Transmission Company

ONEOK Transmission Company

ONEOK Transmission Company, L.L.C. is an intrastate pipeline system consisting of approximately 100 miles of intrastate transmission pipeline in south central Texas.

The system serves industrial customers and distribution systems in Kyle, Cuero, Shiner, Gonzales, Yoakum, Lockhart and Luling.

The system ranges from 2-inch to 8-inch pipe with more than half of the system being 6-inch steel pipe. The high-pressure system operates at pressures up to 450 psig, with an average monthly throughput of 85 MMCF.


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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!


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

  • E-MailContact ONEOK Partners
  • 811 logoCall 811 before you dig.

  • For questions about a ONEOK Partners' Schedule K-1, please call
    1-800-371-2188.