Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KF5IRG callsign genealogy
Currently held by Heath, George C
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 KF5IRG's current licensee, walking backwards.
- Heath, George COKgranted 2010-10-12cancelled 2011-12-17
Successor callsigns
Callsigns held now by people who previously held KF5IRG.
- Heath, George COKgranted 2010-10-12cancelled 2011-12-17
All historical holders
Every license row we've seen with the callsign KF5IRG, oldest first.
- Heath, George C OK2010-10-12 → cancelled 2011-11-07
- Heath, George C OK2021-09-21 active