Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AF4QO callsign genealogy
Currently held by Roark, Brian 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 AF4QO's current licensee, walking backwards.
- ROARK, BRIAN LVAgranted 1999-07-26cancelled 1999-12-29
Successor callsigns
Callsigns held now by people who previously held AF4QO.
- Roark, Brian LVAgranted 2020-01-14