TXU Energy Login, Payment, Customer Service

Updated September 22, 2020 – Below you will find the key information you need as a TXU Energy customer to access your account online, make payments, and reach customer service for further assistance.

Online Account Access

Customer Service – Help & Pay By Phone

  • The TXU customer service phone number for payments and other assistance is 800-818-6132.

Payment Address

TXU Energy
P.O. Box 650700
Dallas, TX 75265-0700

In Person

You can pay your bill at any payment location. An extra fee may apply if you pay this way.