HOUSTON, April 21 /PRNewswire-FirstCall/ -- Marathon Oil Corporation (NYSE: MRO) today announced that the Company's first quarter 2010 financial results conference call will be webcast on the Marathon Oil Corporation website on Tuesday, May 4, at 4 p.m. EDT. (Please note the start time has changed). The call may 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 Marathon conference call by visiting Marathon's website at http://www.Marathon.com and clicking on the 2010 First Quarter Financial Results Conference Call link. Replays of the conference call will be available on the website through May 18, 2010. Financial information, including earnings releases and other investor-related material, also is available online.


    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

SOURCE Marathon Oil Corporation