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All Oil & Gas Companies
Oil & Gas Companies in California
Orange County, CA Oil & Gas Companies
Oil & Gas Companies in Orange County, CA
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Company Name
Company Location
Company Type
Most Recent Production
1
O'Donnell Oil LLC
Oil & Gas Operator
Jul 2026
2
Oil Well Management Co.
Oil & Gas Operator
Dec 1989
3
Oxy USA Inc
Houston, TX 77046
Oil & Gas Operator
Sep 2026
Production numbers shown above are only for Orange County, CA and for the production period listed.
Top Producing Companies in Orange County, CA
Alexander Oil Company
Arrowhead Operating Inc.
Bridge Energy LLC
Bridgeland Resources LLC
California Resources Production Corporation
Calnrg Operating LLC
City Of Newport Beach
Hellman Properties LLC
Herley Olive Holdings LLC
Hoag Memorial Hospital Presbyterian
J And J Operators LLC
K & J Oil Co. Inc.
O'Donnell Oil LLC
Petroprize
Plegel Oil Company Inc.
Rountree/Wright Enterprises LLC
S & C Oil Co. Inc.
Sycamore Development Partners LLC
Wilco-Placentia Oil Operator LLC
Browse Companies in Nearby Counties
Oil & Gas Companies in Kern County, CA
Oil & Gas Companies in Los Angeles County, CA
Oil & Gas Companies in San Bernardino County, CA
Oil & Gas Companies in Ventura County, CA