Welcome to Petro Lock Inc.
Service and Products Industry Leader

Incorporated in the state of California in 1965 by the Ulberg Family. Petro Lock is located on 6 acres on the north side of Lancaster, California. Approximately 70 miles north of Los Angeles. “The edge of the Mojave Desert”

Petro Lock distributes Motor Gasoline, Aviation Gasoline, Diesel Fuels, Motor Oils, Industrial Oils, Greases, Solvents, Filters and Service.


Petro Lock is a member of Commercial Fueling Network and has a sizeable Card Lock at the Petro Lock facility. Petro Lock maintains personnel and equipment to support our customers businesses.
We at Petro Lock are proud to be able to respond to any petroleum needs or service, our staff is here to serve you (the customer).
Existing customers find our office staff efficient and friendly. Our yard and delivery personal experienced and polite. Our mechanical department experts in their field. And our management team, experienced, professional, and knowledgeable.

Petro Lock would like our customers to benefit by using our Web Site. We plan to use our site to be another vehicle for communication with us, customers can contact us, view our products and services, download information and forms, order specific products, view their account statements, invoices, and obtain the latest pricing information.
All of us at Petro Lock continually strive to maintain customer satisfaction and trust. If we can better serve you let us know.

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