Investor Relations   

Recent News

Quarterly Earnings Package

Fourth Quarter 2009

Recent Events

Simmons & Company International
10th Annual Energy Conference
Monday, March 1st

2010 Credit Suisse Energy Summit
February 4, 2010

Fourth Quarter 2009 Conference Call
January 28, 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