Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO4WRX callsign genealogy
Currently held by Holmes, George B
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 KO4WRX's current licensee, walking backwards.
- Holmes, George BGAgranted 2021-10-27cancelled 2021-11-30
Successor callsigns
Callsigns held now by people who previously held KO4WRX.
- Holmes, George BGAgranted 2022-12-23