Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB0TZ callsign genealogy
Currently held by DYSART, GLENN J
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 AB0TZ's current licensee, walking backwards.
- DYSART, GLENN JMOgranted 1998-02-09cancelled 2002-02-13
Successor callsigns
Callsigns held now by people who previously held AB0TZ.
No current licensee on record previously held this callsign.