Contact Us

Corporate Offices

1800 E. 50th Street N.
Sioux Falls, SD 57104
Watts: 1-800-843-5624
Local: (605) 332-5531
Fax: (605) 332-6016
Dispatch Fax: (605) 332-2510

2001 Yucca Blvd
Guymon, OK 73942
Watts: 1-800-611-1283
Local: (580) 338-0620
Fax: (580) 338-0727

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General Information
Marketing
South Dakota Terminal
Oklahoma Terminal
Safety
Michelle (Shelley) Koch, President
Meet Our Team