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Columbia Gulf Transmission Pipeline


If you live in Louisiana, Mississippi, Tennessee or Kentucky, there’s a good chance the natural gas that heats your home, local business, school or hospital is supplied by the Columbia Gulf Pipeline. Stretching 3,367 miles (5,419 km), Columbia Gulf connects to virtually every major pipeline in the U.S. Gulf Coast and to additional Midwestern lines.

For commercial information, visit ebb.tceconnects.com/infopost/.

For more information on the related Louisiana XPress project, visit our LAXP project page.

Extends 3,367 miles
(5,419 km)

Broad interconnectivity in U.S. Gulf Coast

Additional Midwestern linkage


Documents and maps


How are we regulated?

The Columbia Gulf Transmission Pipeline is governed according to regulations outlined by the U.S. Federal Energy Regulatory Commission (FERC).

Federal Energy Regulatory Commission (FERC)
Local 1-202-502-6088
Toll-Free 1-866-208-3372



Ways to reach us

If you have any questions about the Project, please reach out to us via the contact information below. 

Columbia Gulf Transmission (TC Energy)
700 Louisiana Street
Houston, Texas 77002
Landowner Helpline
A key component in maintaining the integrity of our facilities is input from stakeholders: Tribal groups, landowners and governments. If you have questions or concerns, please let us know.

Head Office
700 Louisiana Street
Houston, Texas 77002

Emergency Response
Our commitment to the safety of our pipelines and facilities is unwavering. In case of an emergency, visit our Contact page for our complete list of emergency numbers. 
Media Relations
TC Energy welcomes enquiries from media. Please direct questions to:
1-800-608-7859 Toll-free (North America)
Investor Relations
We welcome inquiries from analysts, shareholders and prospective shareholders at: 
1-800-361-6522 Toll-free (North America)