Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR4IFX callsign genealogy
Currently held by Jones II, Harold A
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 KR4IFX's current licensee, walking backwards.
- Jones II, Harold ACAgranted 2003-09-09cancelled 2003-10-03
Successor callsigns
Callsigns held now by people who previously held KR4IFX.
No current licensee on record previously held this callsign.