Occidental Petroleum 4th Quarter Results to be Announced Thursday, February 4, 2016

Occidental Petroleum Corporation (NYSE:OXY) will hold a conference call on Thursday, February 4, 2016, at 10 a.m. Eastern, following the release of its fourth quarter 2015 financial results.

The conference call may be accessed by calling 1-866-871-6512 (international callers dial 1-412-317-5417) or via webcast at oxy.com/investors. Participants may pre-register for the conference call at http://dpregister.com/10078598.

All remarks made during the conference call will be current at the time of the call and may not be updated to reflect subsequent material developments.

Fourth quarter 2015 financial results will be available through the Investor Relations section of the company's website. A recording of the webcast will be posted on the website within several hours after the call is completed.

About Occidental Petroleum

Occidental Petroleum Corporation is an international oil and gas exploration and production company with operations in the United States, Middle East region and Latin America. Headquartered in Houston, Occidental is one of the largest U.S. oil and gas companies, based on equity market capitalization. Occidental’s midstream and marketing segment gathers, processes, transports, stores, purchases and markets hydrocarbons and other commodities in support of Occidental’s businesses. The company’s wholly owned subsidiary OxyChem manufactures and markets chlor-alkali products and vinyls.

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Occidental Petroleum CorporationMedia:Melissa E. [e-mail]:Christopher M. [e-mail] the web: www.oxy.com