Houston Office
Diamond Offshore Drilling, Inc.
15415 Katy Freeway, Suite 100
Houston, Texas 77094-1810 USA
Tel: 281-492-5300
Tel: 800-848-1980
Fax: 281-492-5316

Diamond Offshore
Drilling (U.K.) LTD
Howe Moss Drive
Kirkhill Industrial Estate
Dyce, Aberdeen AB21 OGL
Scotland
Tel: 44-1224-727500
Fax: 44-1224-772321

Brasdril Sociedade
De Perfurascoes Ltda
Rua Tenete Celio, 185
Macaé, R.J. Brazil
CEP 27.930 - 120 Brazil
Tel: 55-22-2791-8200
Fax: 55-22-2772-4115

Diamond Offshore
General Company
Unit 2, 5 Turner Ave.
Bentley Western
Australia 6110
Tel: 61-8-6363-8900
Operations: 61-8-6363-8999 (Fax)
Contracts & Marketing: 61-8-6363-8998 (Fax)

Diamond Offshore Netherlands B.V.
Koninginnegracht 60
2514 AE The Hague
The Netherlands
Tel 31-70-311-7890
Fax 31-70-311-7899