Occidental Petroleum Corporation,headquartered in Los Angeles, California, is one of the world's largest independent oil and natural gas exploration and production companies and a major North American chemical manufacturer. Oxy stock is listed on the NYSE under the symbol OXY. Oxy was founded in 1920. The main operations are in the United States, the Middle East, North Africa, and South America. Oxy is the largest oil producer in Texas and the largest natural gas producer in California, with additional operations in Kansas, Oklahoma, Colorado and New Mexico.

Contact Information for Royalty Owners - Tel. (310) 208-8800

Those who own gas royalties and mineral royalties are an important group to Occidental Petroleum. If you receive oil royalty or gas royalty from a lease under production by Occidental Petroleum, you can contact them at (310) 208-8800.

Occidental Petroleum Production Volume Verification

If you are a lease holder (lessor) currently under production by Occidental Petroleum you can verify your oil and gas production volumes by visiting How to Verify Your Oil and Gas Production Volumes. This page includes links to the state agencies that record oil and gas production data and also covers the basics of how oil and gas is measured.