GRAY OIL COMPANY is categorized under GAS LIQUEFIED PETROLEUM BOTTLED & BULK (WHOL) and located at 2110 40th Avenue SE 58554 in or near the Mandan, ND area. Call (701) 663-3997 . Fax (701) 663-2901 . Find additional information including website, email, map, and directions - grayoilcompany.com.