Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9OZ callsign genealogy
Currently held by PLANTZ, BRUCE E
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 K9OZ's current licensee, walking backwards.
- PLANTZ, BRUCE EILgranted 1999-11-09cancelled 1999-11-27
Successor callsigns
Callsigns held now by people who previously held K9OZ.
No current licensee on record previously held this callsign.