Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9RXC callsign genealogy
Currently held by Cox, Robert W
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 K9RXC's current licensee, walking backwards.
- Cox, Robert WILgranted 2018-05-11cancelled 2018-06-01
Successor callsigns
Callsigns held now by people who previously held K9RXC.
No current licensee on record previously held this callsign.