Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4GFB callsign genealogy
Currently held by Boettcher Jr, George F
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 K4GFB's current licensee, walking backwards.
- Boettcher Jr, George FFLgranted 1997-12-03cancelled 2001-10-19
Successor callsigns
Callsigns held now by people who previously held K4GFB.
No current licensee on record previously held this callsign.