Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KF4DJB callsign genealogy
Currently held by Balkon, David 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 KF4DJB's current licensee, walking backwards.
- Balkon, David JTNgranted 2022-04-11cancelled 2022-05-03
Successor callsigns
Callsigns held now by people who previously held KF4DJB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KF4DJB, oldest first.
- VITALE, VINCENT T GA1995-09-15 → cancelled 2007-09-18
- Balkon, David J TN2022-05-03 active