Contact Us

Marathon Pipe Line LLC (MPL) offices are located along the company's pipeline route and local MPL personnel are available to answer questions and provide additional information.  Please utilize the phone numbers, email addresses and web page links below to contact MPL.

Emergency Information & Reporting

If you suspect a pipeline leak, damage to a pipeline, unauthorized digging or encroachment, immediately notify MPL from a safe location by calling 1-800-537-6644.

Right-of-Way Information and Landowner Questions

Please email MPL at or call 1-855-888-8056 regarding:

  • What you can do on your property
  • Construction projects
  • Land modification projects
  • Report encroachments
  • Report unauthorized excavation
  • Copies of your easement

Request Brochures & Materials

Email to request copies of MPL brochures.  Include your name, full mailing address and the name or description of the information you are requesting.

General Information and Questions

Media Relations

Stefanie Griffith
Phone: 419-421-4327


Additional MPL Contact Information

Headquarters Marathon Pipe Line LLC
539 South Main Street
Findlay, Ohio 45840
Phone: 419-421-2121

Mailing Address for Proposed Plans and Drawings
Marathon Pipe Line LLC
Att: Field Services Manager
539 South Main Street
Findlay, Ohio 45840

Click on the links below to access additional MPL contact information
Local Area Offices
Shippers Contacts
Career Opportunities

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