Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4GBX callsign genealogy
Currently held by WOLVERTON, J C
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 K4GBX's current licensee, walking backwards.
- WOLVERTON, J CGAgranted 2006-09-25cancelled 2010-03-06
Successor callsigns
Callsigns held now by people who previously held K4GBX.
- WOLVERTON, J CPAgranted 2024-09-24
All historical holders
Every license row we've seen with the callsign K4GBX, oldest first.
- KAPETSKY, JOSEPH J GA1996-01-22 → cancelled 2008-01-23
- WOLVERTON, J C GA2010-03-06 → cancelled 2014-10-15