Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB5TMH callsign genealogy
Currently held by Holaday, Tracy M
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 KB5TMH's current licensee, walking backwards.
- Holaday, Tracy MOKgranted 2015-08-07cancelled 2015-11-28
Successor callsigns
Callsigns held now by people who previously held KB5TMH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB5TMH, oldest first.
- DILLON, THOMAS W TX1992-06-23 → cancelled 2004-06-24
- Holaday, Tracy M OK2015-11-28 active