Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA9FCB callsign genealogy
Currently held by Brown Jr, Ralph W
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 KA9FCB's current licensee, walking backwards.
- Brown Jr, Ralph WILgranted 2025-08-13cancelled 2025-09-03
Successor callsigns
Callsigns held now by people who previously held KA9FCB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA9FCB, oldest first.
- BROWN SR, RALPH W IL1996-03-20 → cancelled 2008-03-21
- Brown Jr, Ralph W IL2025-09-03 active