Public regulatory phone

(214) 812-4600

Associations below come from public FCC regulatory records. Confidence describes the source relationship, not current ownership of the number.

Company or contactFRNSystemSource recordConfidenceObserved
TXU GAS CO
ROBERT UPPERMAN, 26TH FLOOR
0001680644CORES0001680644Authoritative identifier (100.0%)2026-08-02 21:18:22