Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4GDB callsign genealogy
Currently held by Balfanz, Gregory D
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 W4GDB's current licensee, walking backwards.
- Balfanz, Gregory DFLgranted 2013-01-30cancelled 2016-12-13
Successor callsigns
Callsigns held now by people who previously held W4GDB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4GDB, oldest first.
- WATKINS, GEORGE F VA1996-06-29 → cancelled 2008-07-01
- Balfanz, Gregory D FL2016-12-13 active