NRG Contact Information

Contact Information

Get in touch with us at the phone numbers and addresses below.

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General questions? 

Call us at 713-207-5555 (Houston) or 1-866-660-4900 (national), or email us. We'll be happy to assist you with all your business needs.

Send correspondence to:

Reliant
P.O. Box 3765
Houston, TX  77253-3765

Send payments to (U.S. Mail):

Reliant
P.O. Box 650475
Dallas, TX  75265

For overnight mail:

Reliant Energy Retail Services, Dept. 650475
1501 North Plano Rd.
Richardson, TX  75081