Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA4FU callsign genealogy
Currently held by BREWER, JOHNNY B
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 WA4FU's current licensee, walking backwards.
- Jackson, Carl WGAgranted 2023-11-10cancelled 2025-07-01
Successor callsigns
Callsigns held now by people who previously held WA4FU.
- BREWER, JOHNNY BFLgranted 2017-04-11
All historical holders
Every license row we've seen with the callsign WA4FU, oldest first.
- BREWER, JOHNNY B FL2008-03-01 → cancelled 2017-04-11
- Jackson, Carl W GA2025-07-01 active