Welcome to Waring Oil Company. LLC. Since 1938, the Waring name has been synonymous with petroleum marketing in Mississippi. Based in Vicksburg, Waring Oil Company serves all of Mississippi and Louisiana, and parts of southern Arkansas as a major supplier of wholesale fuels, lubricants, and greases, as well as specialty lubes, and bio-remediation products. Waring Oil Company has the products, people, and technology to provide its customers with unmatched service. Waring Oil Company is a member of the Mississippi Petroleum Marketers Association/Mississippi Association of Convenience Stores, the Louisiana Oil Marketers Association, and the Petroleum Marketers of America Association.