Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KG4RLB callsign genealogy
Currently held by Bruce, Ronald L
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 KG4RLB's current licensee, walking backwards.
- Bruce, Ronald LFLgranted 2014-10-31cancelled 2014-11-21
Successor callsigns
Callsigns held now by people who previously held KG4RLB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KG4RLB, oldest first.
- Bruce, Ronald L FL2001-06-16 → cancelled 2013-06-18
- Bruce, Ronald L FL2014-11-21 active