Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KF4FLA callsign genealogy
Currently held by HART, IRA W
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 KF4FLA's current licensee, walking backwards.
- Thorpe, Marvin RNCgranted 2007-11-09cancelled 2011-04-19
Successor callsigns
Callsigns held now by people who previously held KF4FLA.
- Hart, Ira WGAgranted 2025-09-27
All historical holders
Every license row we've seen with the callsign KF4FLA, oldest first.
- HART, IRA W GA1997-04-11 → cancelled 2000-06-02
- Thorpe, Marvin R NC2011-04-19 → cancelled 2023-04-20