Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9WDZ callsign genealogy
Currently held by Jostes, Justin L
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 W9WDZ's current licensee, walking backwards.
- Jostes, Justin LILgranted 2020-04-21cancelled 2020-05-12
Successor callsigns
Callsigns held now by people who previously held W9WDZ.
No current licensee on record previously held this callsign.