Murphy USA Inc. is engaged in the marketing of retail motor fuel products and merchandise through a chain of retail stores. The Company operates through the Marketing segment. The Marketing segment includes its retail marketing sites and product supply, and wholesale assets. As of December 31, 2016, its retail stores were located in 26 states, primarily in the Southwest, Southeast and Midwest the United States. Out of the total 1,401 stores, 1,152 were branded Murphy USA and 249 were Murphy Express locations, as of December 31, 2016. Its retail stores under the brand name Murphy USA participate in the Walmart discount program. The Walmart discount program offers a cents-off per gallon purchased for fuel when using specific payment methods as decided by Walmart and the Company. Its business also includes product supply and wholesale assets, including product distribution terminals and pipeline positions.