A copy of the prospectus supplement and accompanying base prospectus relating to this offering may be obtained from any of the underwriters, includingCitigroup Global Markets Inc.c/o Broadridge Financial Solutions1155 Long Island AvenueEdgewood, New York 11717Telephone: (800) 831-9146 RBC Capital Markets, LLC200 Vesey StreetThree World Financial CenterNew York, New York 10281Attention: Transaction ManagementTelephone: (866) 375-6829 UBS Securities LLC299 Park AvenueNew York, New York 10171Attention: Prospectus SpecialistTelephone: (877) 827-6444, Ext: 561 3884 Wells Fargo Securities, LLC1525 West W.T. Harris Blvd.NC0675, Charlotte, North Carolina 28262Attention: Capital Markets Client SupportTelephone: (800) 326-5897 You may also obtain these documents for free when they are available by visiting the SEC’s website at www.sec.gov. NuStar Energy L.P., a publicly traded limited partnership based in San Antonio, is one of the largest independent liquids terminal and pipeline operators in the nation. The partnership currently has 8,573 miles of pipeline; 87 terminal and storage facilities that store and distribute crude oil, refined products and specialty liquids; and a 50% ownership in two asphalt refineries with a combined throughput capacity of 104,000 barrels per day. The partnership’s combined system has approximately 95 million barrels of storage capacity, and NuStar has operations in the United States, Canada, Mexico, the Netherlands, including St. Eustatius in the Caribbean, the United Kingdom and Turkey. This press release includes forward-looking statements regarding future events. All forward-looking statements are based on the partnership's beliefs as well as assumptions made by and information currently available to the partnership. These statements reflect the partnership’s current views with respect to future events and are subject to various risks, uncertainties and assumptions. These risks, uncertainties and assumptions are discussed in NuStar Energy L.P.’s 2011 annual report on Form 10-K and subsequent filings with the Securities and Exchange Commission.