Endeavour Schedules 2009 First Quarter Earnings Conference Call

HOUSTON - Endeavour International Corporation (NYSE-Alt: END) (LSE: ENDV) will host a conference call to discuss its 2009 first quarter financial and operating results on Friday, May 1, 2009 at 9 a.m. Central Daylight Time, 3 p.m. British Summer Time.

To participate and ask questions during the conference call, dial the local country telephone number and the confirmation code 4312643. The toll-free numbers are 888-708-5692 in the United States, 0-800-051-7166 in the United Kingdom, and 800-191-83 in Norway. Other international callers should dial +1-913-312-0962 (tolls apply). To listen only to the live audio web cast access Endeavour’s home page at www.endeavourcorp.com.

A replay will be available beginning at 12:00 p.m. Central Daylight Time on May 1 through 12:00 p.m. on May 7 by dialing toll free 888-203-1112 (U.S.) or +1-719-457-0820 (international), confirmation code 4312643.

Endeavour International Corporation is an international oil and gas exploration and production company focused on the acquisition, exploration and development of energy reserves in the North Sea and United States. For more information, visit www.endeavourcorp.com.

Source: Endeavour International Corporation

Investor Relations, Mike Kirksey of Endeavour International Corporation, +44(0)207-451-2364, +1-713-307-8788; or United Kingdom Broker, Jeffrey Auld of Canaccord Adams, +44(0)207-050-6500, for Endeavour International Corporation; or Public Relations - UK Media, Philip Dennis, +44(0)207-743-6363, or Henry Lerwill, +44(0)203-178-6242, both of Pelham, for Endeavour International Corporation