Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AF4QZ callsign genealogy
Currently held by Hoffman, Adam S
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 AF4QZ's current licensee, walking backwards.
- HOFFMAN, ADAM SSCgranted 1999-07-26cancelled 2000-03-28
Successor callsigns
Callsigns held now by people who previously held AF4QZ.
- Hoffman, Adam SOHgranted 2024-08-03