Hornbeck Offshore Announces Fourth Quarter 2006 Earnings Release and Conference Call Schedule

COVINGTON, La., Feb. 1 /PRNewswire-FirstCall/ -- Hornbeck Offshore Services, Inc. (NYSE: HOS) announced today that it will release its fourth quarter 2006 financial results at approximately 6:00 a.m. Eastern on Thursday, February 15, 2007. In conjunction with the release, the Company has scheduled a conference call, which will be broadcast live over the Internet, on Thursday, February 15, 2007 at 10:00 a.m. Eastern (9:00 a.m. Central).

     What:   Hornbeck Offshore Fourth Quarter 2006 Earnings Conference Call

     When:   Thursday, February 15, 2007 at 10:00 a.m. Eastern (9:00 a.m.
             Central)

     How:    Live via phone -- By dialing (303) 262-2050 and asking for the

             Hornbeck Offshore call at least 10 minutes prior to the start
             time, or Live over the Internet -- By logging onto the web at the

             address below

     Where:  http://www.hornbeckoffshore.com , on the "IR Home" page of the
             "Investors" section of the Company's website

For those who cannot listen to the live call, a telephonic replay will be available through February 22, 2007 and may be accessed by calling (303) 590- 3000 and using the pass code 11083406#. Also, an archive of the webcast will be available after the call for a period of 60 days on the "IR Home" page under the "Investors" section of the Company's website.

Hornbeck Offshore Services, Inc. is a leading provider of technologically advanced, new generation offshore supply vessels primarily in the U.S. Gulf of Mexico and select international markets, and is a leading transporter of petroleum products through its fleet of ocean-going tugs and tank barges primarily in the northeastern U.S. and in Puerto Rico. Hornbeck Offshore currently owns a fleet of over 60 vessels primarily serving the energy industry.

     Contacts:  Jim Harp, CFO
                Hornbeck Offshore Services
                985-727-6802

                Ken Dennard, Managing Partner
                DRG&E  /  832-594-4004

SOURCE  Hornbeck Offshore Services, Inc.