Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD4TFX callsign genealogy
Currently held by DAVIS, RONNIE 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 KD4TFX's current licensee, walking backwards.
- Davis sr, Josh MGAgranted 2010-04-13cancelled 2014-05-28
Successor callsigns
Callsigns held now by people who previously held KD4TFX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD4TFX, oldest first.
- DAVIS, RONNIE J GA2002-07-03 → cancelled 2012-06-06
- DAVIS, JOSHUA GA2025-04-08 active