News Releases

HOUSTON, Jan. 19, 2011 - Marathon Oil Corporation (NYSE: MRO) announced today that the Company's fourth quarter and year-end 2010 financial results conference call will be webcast on the Marathon Oil Corporation website on Wednesday, Feb. 2, at 2 p.m. EST. The call will include forward-looking information.

Howard J. Thill, Marathon vice president, Investor Relations and Public Affairs, will host the call. Also participating from Marathon will be Clarence P. Cazalot Jr., president and CEO; Janet F. Clark, executive vice president and CFO; Gary R. Heminger, executive vice president, Downstream; David E. Roberts Jr., executive vice president, Upstream; and Garry L. Peiffer, senior vice president, Finance and Commercial Services for Marathon's Refining, Marketing and Transportation operations.

Interested parties can listen to the conference call by visiting Marathon's website at http://www.Marathon.com and clicking on the 2010 Fourth Quarter and Year-end Financial Results link. Replays of the conference call will be available on the website through Feb. 16, 2011. Financial information, including earnings releases and other investor-related material, also is available online.

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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