Service area
TNMP serves scattered communities across Texas that are not contiguous — from North Texas suburbs to Galveston Island.
260,000 customers
About TNMP
Texas-New Mexico Power Company (TNMP) is the smallest of the five TDUs operating in the ERCOT deregulated market. Unlike other TDUs with large contiguous territories, TNMP serves scattered pockets of communities across Texas.
TNMP does not sell electricity — customers choose a REP for their energy supply.
Cities & counties served
Texas-New Mexico Power provides electricity delivery service throughout the following areas in Texas:
Lewisville
Galveston Island
College Station
Waxahachie
Ennis
Alamogordo (NM)
How to contact Texas-New Mexico Power
Customer service
Outage / Emergency
Website
Address
577 N Garden Ridge Blvd, Lewisville, TX 75067
Frequently asked questions
How do I report an outage to TNMP?
Call 1-888-866-7456 or visit tnmp.com/outage.
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