Murphy USA is a chain of gas stations located in the southeast and midwest. This station is positioned in front of the massive 24-hour Walmart on Gunn Highway, near the intersection of Anderson Road. It has a dozen pumps, an ice bin, a refreshment stand with snacks, sodas and water, and a 24-hour self-service car wash. MurphyUSA credit cardholders are eligible for discounted prices on gasoline and cash back on qualifying purchases. Log on to the company's website to sign up for money-saving e-deals and to print out special offers and coupons.