Which came first, the pencil or the tree? It's the new debate.
Oncor is committed to providing reliable and cost effective electric service that Texans can rely on. As the largest electric utility provider in the state, Oncor services more than 3.3 million customers in 401 cities and 90 counties throughout the state. This infographic is a quick glimpse at what it takes to provide power to more than 10 million Texans.