Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6TJB callsign genealogy
Currently held by Beckmann, Thomas J
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 K6TJB's current licensee, walking backwards.
- Beckmann, Thomas JCAgranted 2011-07-15cancelled 2011-08-13
Successor callsigns
Callsigns held now by people who previously held K6TJB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6TJB, oldest first.
- MC KINEY, CLIFFORD T NV1988-09-27 → cancelled 2000-09-28
- Beckmann, Thomas J CA2021-07-15 active