HOUSTON, July 21 /PRNewswire-FirstCall/ -- Marathon Oil Corporation (NYSE: MRO) today announced that the Company's second quarter 2008 financial results conference call will be webcast on the Marathon Oil Corporation website on Thursday, July 31, at 2 p.m. EDT. The call will cover second quarter financial results and may include forward-looking information.

Howard J. Thill, Marathon vice president, Investor Relations and Public Affairs, will host the call. Also participating in the call 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 and president of Refining, Marketing and Transportation (RM&T); David E. Roberts, Jr., executive vice president, Upstream; and Garry L. Peiffer, senior vice president, Finance and Commercial Services for Marathon's RM&T operations.

Interested parties can listen to the Marathon conference call by visiting Marathon's website at www.Marathon.com and then clicking on the 2008 Second Quarter Financial Results Conference Call link. Replays of the conference call will be available on the website through Aug. 14. Financial information, including earnings releases and other investor-related material, also is available online.

    Media Relations Contacts:     Lee Warren      713-296-4103

    Investor Relations Contacts:  Howard Thill    713-296-4140
                                  Chris Phillips  713-296-3213
                                  Michol Ecklund  713-296-3919

SOURCE Marathon Oil Corporation