Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA5TRB callsign genealogy
Currently held by STOKES, ROBERT T
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 KA5TRB's current licensee, walking backwards.
- Mayer, Travis LIDgranted 2009-09-10cancelled 2016-06-21
Successor callsigns
Callsigns held now by people who previously held KA5TRB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA5TRB, oldest first.
- STOKES, ROBERT T LA1989-09-05 → cancelled 2001-09-06
- Mayer, Travis L ID2016-06-21 active