Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4TRB callsign genealogy
Currently held by Bauer, Timmy R
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 K4TRB's current licensee, walking backwards.
- BAUER, TIMMY RALgranted 1994-10-19cancelled 2000-03-07
Successor callsigns
Callsigns held now by people who previously held K4TRB.
No current licensee on record previously held this callsign.