Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KJ5JBZ callsign genealogy
Currently held by CHAMBERS, WILLIAM P
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 KJ5JBZ's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KJ5JBZ.
- CHAMBERS, WILLIAM PTXgranted 2024-12-14cancelled 2025-02-11