Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4XRF callsign genealogy
Currently held by FORBES, RON
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 K4XRF's current licensee, walking backwards.
- FORBES, RONFLgranted 2012-11-06cancelled 2012-12-01
Successor callsigns
Callsigns held now by people who previously held K4XRF.
No current licensee on record previously held this callsign.