Our mission is to be the premier U.S. refining and logistics company.

Contact Us

Corporate Office

2828 N. Harwood, Suite 1300
Dallas, TX 75201
(214)871-3555

Human Resources
2828 N. Harwood, Suite 1300
Dallas, TX 75201
(214)871-3555
hr@hollyfrontier.com 

Investor Relations                  
2828 N. Harwood,
Suite 1300
Dallas, TX 75201
(214)954-6510
investors@hollyfrontier.com

Lubricants & Specialty Products             
Plymouth Meeting Executive Campus
660 West Germantown Pike, Suite One
Plymouth Meeting, PA 19462
800-456-4786

Cheyenne Refinery
300 Morrie Avenue
P.O. Box 1588
Cheyenne, WY 82007
(307) 634-3551

El Dorado Refinery
1401 Douglas Road
P.O. Box 1121
El Dorado, Kansas 67042-3698           
(316) 321-2200

Navajo Refinery
501 East Main
Artesia, New Mexico 88210
(575) 748-3311

Tulsa Refinery
1700 South Union Avenue
Tulsa, Oklahoma 74107
(918) 594-6000

Woods Cross Refinery
393 South 800 West
Woods Cross, Utah 84087-1435
(801) 299-6600

Asphalt
20860 N. Tatum Blvd,
Suite 150
Phoenix, AZ 85050
(480) 256-1900