Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB9USA callsign genealogy
Currently held by Alexander, Andrew C
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 WB9USA's current licensee, walking backwards.
- Alexander, Andrew CILgranted 2020-06-16cancelled 2024-09-28
Successor callsigns
Callsigns held now by people who previously held WB9USA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB9USA, oldest first.
- ALEXANDER, C K IN2019-10-22 → cancelled 2023-11-06
- Alexander, Andrew C IL2024-09-28 active