Tullow Oil plc Analyst Day

12/10/2005

Tullow Oil plc (Ticker: TLW), the independent oil and gas, exploration and production Group, announces that it is today hosting an Analyst Day focusing on the Group’s UK Business Unit and incorporating a visit to Hewett Bacton Gas Terminal.

No new trading information will be provided at the meeting.

Copies of the presentations made during the course of the visit will be available on the Group’s website www.tullowoil.com from 12 noon today, October 12 2005.

If you have any questions on this announcement or regarding the presentation please contact:

Tullow Oil plc	Citigate Dewe Rogerson	Murray Consultants
(+44 208 996 1000)	(+44 207 638 9571)	(+353 1 498 0300)
Paul McDade, Chief Operating Officer	Martin Jackson	Joe Murray
Chris Perry, Group IR Officer