Investor Relations   

Recent News

Quarterly Earnings Package

Fourth Quarter 2009

Recent Events

2010 Credit Suisse Energy Summit
February 4, 2010

Fourth Quarter 2009 Conference Call
January 28, 2010

Goldman Sachs Energy Conference 2010
January 12, 2010

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Oxy Investor Relations
1230 Avenue of the Americas
New York, New York 10020
(212) 603-8111

Transfer Agent

BNY Mellon Shareowner Services
Shareholder Relations
480 Washington Blvd.
Jersey City, NJ 07310-1900
(800) 622-9231

www.melloninvestor.com

Investor Relations Contacts:

Christopher G. Stavros
Vice President Investor Relations