Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA5WB callsign genealogy
Currently held by Alter, W 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 AA5WB's current licensee, walking backwards.
- Alter, W BINgranted 2009-01-29cancelled 2010-09-10
Successor callsigns
Callsigns held now by people who previously held AA5WB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AA5WB, oldest first.
- BIGGERS, RALPH H TX1990-11-27 → cancelled 2002-11-28
- Alter, W B IN2020-08-12 active