Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4KBD callsign genealogy
Currently held by FRANTZ, LEONARD L
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 K4KBD's current licensee, walking backwards.
- Frantz, Leonard LFLgranted 2011-08-30cancelled 2014-09-26
Successor callsigns
Callsigns held now by people who previously held K4KBD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4KBD, oldest first.
- DURHAM, GORDON O GA1994-09-13 → cancelled 2006-09-14
- FRANTZ, LEONARD L FL2024-06-29 active