Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO4TRG callsign genealogy
Currently held by Aiken, Brandon R
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 KO4TRG's current licensee, walking backwards.
- Aiken, Brandon RGAgranted 2013-11-18cancelled 2013-12-06
Successor callsigns
Callsigns held now by people who previously held KO4TRG.
No current licensee on record previously held this callsign.