Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD8RZ callsign genealogy
Currently held by Glass, John
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 AD8RZ's current licensee, walking backwards.
- Glass, JohnOHgranted 2024-03-23cancelled 2026-07-27
Successor callsigns
Callsigns held now by people who previously held AD8RZ.
No current licensee on record previously held this callsign.