Oncor came back as a verified electricity provider in our address-level sampling of 13 cities in Texas. As a TDU, Oncor owns the wires and restores outages while you choose your retail electricity plan separately. Whether Oncor serves your Texas home is an address-level question — check yours below.
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Oncor is Texas's largest transmission and distribution utility — the wires company behind sampled addresses in thirteen of our Texas cities, covering the Dallas–Fort Worth Metroplex and reaching down the I-35 corridor to Waco, Killeen and Round Rock and west to Midland. You never sign up with Oncor directly: in Texas's retail-choice market you buy a plan from a retail provider, while Oncor delivers the power, owns the meters and restores outages no matter whose name is on the bill.
The 13 cities where Oncor came back in our address-level sampling — each links to that city's full provider guide:
This shows what we've verified, not Oncor's complete footprint — Oncor territory extends beyond the 13 cities we've sampled so far.
| Phone | (888) 313-6862 |
| Website | https://www.oncor.com/content/oncorwww/us/en/home.html |
| Start service | Pick a retail plan first — Oncor delivers automatically once a plan is active at your address. |
| Outages / emergencies | Call (888) 313-6862 — outages are Oncor's job regardless of which retail plan you're on. |
Only your address can answer that for Oncor — territories are drawn parcel by parcel, not by city. Our sampling verified Oncor serving addresses in Dallas, TX; Fort Worth, TX; Arlington, TX and more. Enter your address in the lookup above to see whether Oncor serves your home and who covers your other utilities.
No — Oncor is the TDU: it owns the wires and meters, delivers the power, and restores outages ((888) 313-6862). In a retail-choice market you buy your plan from a separate retail provider you pick; Oncor delivers no matter whose name is on your bill.
Across the addresses we sampled, Oncor came back for electricity service in 13 cities (Texas). That reflects what our sampling verified — Oncor's full footprint may be wider, and the lookup gives the per-address answer for Oncor territory.
Oncor's edges are drawn parcel by parcel. One lookup settles it.
Check my addressOncor data comes from our address-level utility lookup engine and reflects sampled addresses in the 13 cities listed above, refreshed 2026-07-20. Oncor contact details come from the engine's provider records. Here's how we verify provider data.