Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4TCB callsign genealogy
Currently held by KIRK, WILLIAM E
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 W4TCB's current licensee, walking backwards.
- KIRK, WILLIAM EOHgranted 2009-01-13cancelled 2013-06-08
Successor callsigns
Callsigns held now by people who previously held W4TCB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4TCB, oldest first.
- TYNDALL SR, BOBBY R NC1996-03-20 → cancelled 2008-03-21
- KIRK, WILLIAM E OH2023-07-07 active