Oncor Electric Delivery
Oncor Electric Delivery

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Utilities
About Us
As the largest energy delivery company in Texas, Oncor has a long tradition of serving the people of the Lone Star State. From our founding in 1912 to our role as a 21st century energy innovator.
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If you have any questions or just want to share feedback with us, please reach out today.
Rockwall Area Chamber
697 E I-30, Rockwall, TX 75087
972-771-5733
Call us anytime M-F from 8:00 AM to 5:00 PM