Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9SPI callsign genealogy
Currently held by Cox, Rick J
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 K9SPI's current licensee, walking backwards.
- Cox, Rick JILgranted 2016-10-17cancelled 2016-11-04
Successor callsigns
Callsigns held now by people who previously held K9SPI.
No current licensee on record previously held this callsign.