Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA4BC callsign genealogy
Currently held by Emergency Communication Ham Operators
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 AA4BC's current licensee, walking backwards.
- Carner, Jeffery LSCgranted 2018-06-21cancelled 2022-04-26
Successor callsigns
Callsigns held now by people who previously held AA4BC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AA4BC, oldest first.
- PETERSON, RALPH A AL1988-07-26 → cancelled 2000-07-27
- Emergency Communication Ham Operators FL2006-01-06 → cancelled 2018-01-09
- Carner, Jeffery L SC2022-04-26 active