Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5TDX callsign genealogy
Currently held by GREATER TOMBALL DX ASSOCIATION
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by K5TDX's current licensee, walking backwards.
- KE5QQNcancelledGREATER TOMBALL DX ASSOCIATIONTXgranted 2007-09-21cancelled 2007-10-19
Successor callsigns
Callsigns held now by people who previously held K5TDX.
No current licensee on record previously held this callsign.