Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9JRZ callsign genealogy
Currently held by Zasada, Jonnie
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 W9JRZ's current licensee, walking backwards.
- Zasada, JonnieINgranted 2007-05-18cancelled 2017-02-25
Successor callsigns
Callsigns held now by people who previously held W9JRZ.
No current licensee on record previously held this callsign.