HOUSTON, April 29, 2013 /PRNewswire/ — Endeavour International Corporation (NYSE: END) (LSE: ENDV) will host a conference call and webcast to discuss its 2013 first quarter financial and operating results on Thursday, May 9, 2013 at 9 a.m. Central Time, 3 p.m. British Time.

To participate and ask questions during the conference call, dial the local country telephone number and the confirmation code
3076749
. The toll-free numbers are
800-


756-4697
in the United States and
0-808-101-1152
in the United Kingdom. Other international callers should dial
913-981-5517
(tolls apply).

To listen to the live audio webcast and review the supporting slide deck, please access Endeavour’s home page at www.endeavourcorp.com. A replay of the webcast will be available beginning at 12:00 p.m. Central Time on May 9, 2013 through 12:00 p.m. on May 16, 2013 by dialing toll free
888-203-1112
(U.S.) or
+1-719-457-0820
(international), confirmation code
3076749
.

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

.