Who Delivers Your Power? A Guide to Texas Utility Companies (TDUs) by Region

Your electricity provider and your utility company are two different things. Here is a region-by-region guide to Texas utility companies (TDUs) and why they matter.
Why Your “Fixed” Electricity Rate Still Changes: Texas TDU Rate Changes Explained

Even a fixed-rate plan can cost more mid-contract when TDU delivery charges change. Here is how TDU rate changes work in Texas and what you can do about it.
Who Is Oncor, and Why Are They on Your Electric Bill?

Oncor is not your electricity provider. It is the utility that delivers power across Dallas-Fort Worth and much of North Texas. Here is what Oncor does and why it is on your bill.
What Is CenterPoint Energy (and Why Is It on My Electric Bill)?

CenterPoint Energy is the utility that delivers power in the Houston area. Here is what CenterPoint does, why its charges are on your bill, and how to still save.
What Are TDU Delivery Charges (and Why Are They Such a Big Part of Your Bill)?

TDU delivery charges are the fees your local utility (like CenterPoint or Oncor) charges to deliver power. Here is what they are and how they affect your plan choice.