Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9RXG callsign genealogy
Currently held by BROCK, FRANK T
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 K9RXG's current licensee, walking backwards.
- STORRS, KEITH RWIgranted 2021-03-01cancelled 2021-09-25
Successor callsigns
Callsigns held now by people who previously held K9RXG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9RXG, oldest first.
- BROCK, FRANK T IL2004-01-13 → cancelled 2016-03-23
- STORRS, KEITH R WI2021-09-25 active