Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KI9CPB callsign genealogy
Currently held by Bertrand, Billy
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 KI9CPB's current licensee, walking backwards.
- Bertrand, BillyLAgranted 2021-06-22cancelled 2022-05-03
Successor callsigns
Callsigns held now by people who previously held KI9CPB.
No current licensee on record previously held this callsign.