Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3TJB callsign genealogy
Currently held by BOYLE IV, 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 K3TJB's current licensee, walking backwards.
- BOYLE IV, THOMAS JDEgranted 2020-11-18cancelled 2020-12-08
Successor callsigns
Callsigns held now by people who previously held K3TJB.
No current licensee on record previously held this callsign.