Anadarko Corporate Office

1201 Lake Robbins Drive
The Woodlands, Texas 77380
832-636-1000

Anadarko Denver Office

Granite Tower
1099 18th St. #1200   
Denver, CO 80202
720-929-6000

Anadarko Algeria Company

P.O. Box 576
1 Harefield Road
Uxbridge
Middlesex
London UK
UB8 1YH
44-1895-209400
44-1895-209444 (fax)

Anadarko Algeria Company

4 Chemin des Glycines, Hydra
Algiers, Algeria
213-2-69-13-98
213-2-23-06-30 (fax)

Brazil - Anadarko Petroleo Ltda.

Rio de Janeiro, Brasil
55-21-3043-7400
55-21-3535-7640 (fax)

China - Kerr-McGee China Petroleum Ltd.

16th Floor, Towercrest Plaza
No. 3, Mai Zi Dian West Road
Chaoyang District
Beijing 100016,
The People's Republic of China
86-10-64673828
86-10-64673385 (fax)

Anadarko Indonesia Company

One Pacific Place Building,
Level 12th, Suite 1201-1206
SCBD, Jl. Jend. Sudirman, Kav 52-53
Jakarta, 12190
Indonesia
62-21-30061600
62-21-30061699 (fax)