Marathon Oil's Fourth Quarter and Full-Year 2012 Financial Results Conference Call To Be Available on Company Website

Marathon Oil's Fourth Quarter and Full-Year 2012 Financial Results Conference
Call To Be Available on Company Website

HOUSTON, Jan. 9, 2013 (GLOBE NEWSWIRE) -- Marathon Oil Corporation (NYSE: MRO)
announced today that the Company's fourth quarter and full-year 2012 financial
results conference call will be webcast on the Marathon Oil Corporation
website on Wednesday, Feb. 6, at 2 p.m. EST. The call will include
forward-looking information.

Howard J. Thill, Marathon Oil vice president, Investor Relations and Public
Affairs, will host the call. Also participating from Marathon Oil will be
Clarence P. Cazalot Jr., chairman, president and CEO, and Janet F. Clark,
executive vice president and chief financial officer.

Interested parties can listen to the conference call by visiting Marathon
Oil's website at http://www.MarathonOil.comand clicking on the 2012 Fourth
Quarter and Full-Year Financial Results link. Replays of the conference call
will be available on the website through Feb. 20, 2013. Financial information,
including earnings releases and other investor-related material, also is
available online and on Marathon Oil's app for mobile devices.

CONTACT: Media Relations Contacts
         Lee Warren: 713-296-4103
         John Porretto: 713-296-4102
        
         Investor Relations Contacts
         Howard Thill: 713-296-4140
         Chris Phillips: 713-296-3213
 
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