Stockholder Services

Transfer Agent

EQ Shareowner Services

P.O. Box 64874
St. Paul, MN 55164-0874
Tel: (877) OXY-8166 or (877) 699-8166 (U.S. toll free)
Tel: (651) 450-4064 (from outside the U.S.)
Website: www.shareowneronline.com

Earnings Package

Second Quarter 2018

Investor Relations Contacts

Corporate Headquarters
Occidental Petroleum Corporation
5 Greenway Plaza, Suite 110
Houston, Texas 77046-0506

Investor Relations
Jeff Alvarez - Vice President
Anthony J. Cottone - Senior Director
Email
(713) 552-8811


	2017 Occidental Operational and Financial Performance (13:27) An overview of Occidental's oil and gas operations and financial highlights from the company's 2017 Annual Video.This video may contain statements about the future that may not materialize, and may include reserves disclosures that we are prohibited from using in our filings with the SEC due to their speculative nature. For warnings about these statements, read more here: http://www.oxy.com/Information/Pages/Media-Disclaimers.aspx Occidental Corporate Overview (1:05) This video may contain statements about the future that may not materialize, and may include reserves disclosures that we are prohibited from using in our filings with the SEC due to their speculative nature. For warnings about these statements, read more here: http://www.oxy.com/Information/Pages/Media-Disclaimers.aspx Occidental Domestic Operations (2:49) This video may contain statements about the future that may not materialize, and may include reserves disclosures that we are prohibited from using in our filings with the SEC due to their speculative nature. For warnings about these statements, read more here: http://www.oxy.com/Information/Pages/Media-Disclaimers.aspx Occidental International Operations (:37) This video may contain statements about the future that may not materialize, and may include reserves disclosures that we are prohibited from using in our filings with the SEC due to their speculative nature. For warnings about these statements, read more here: http://www.oxy.com/Information/Pages/Media-Disclaimers.aspx OxyChem Operations (1:20) This video may contain statements about the future that may not materialize, and may include reserves disclosures that we are prohibited from using in our filings with the SEC due to their speculative nature. For warnings about these statements, read more here: http://www.oxy.com/Information/Pages/Media-Disclaimers.aspx

2017 Occidental Operational and Financial Performance (13:27)

An overview of Occidental's oil and gas operations and financial highlights from the company's 2017 Annual Video.This video may contain statements about the future that may not materialize, and may include reserves disclosures that we are prohibited from using in our filings with the SEC due to their speculative nature. For warnings about these statements, read more here: http://www.oxy.com/Information/Pages/Media-Disclaimers.aspx

Occidental Corporate Overview (1:05)

This video may contain statements about the future that may not materialize, and may include reserves disclosures that we are prohibited from using in our filings with the SEC due to their speculative nature. For warnings about these statements, read more here: http://www.oxy.com/Information/Pages/Media-Disclaimers.aspx

Occidental Domestic Operations (2:49)

Occidental International Operations (:37)

OxyChem Operations (1:20)

Stockholder Services

Transfer Agent

Second Quarter 2018

Title

Title