Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB9YA callsign genealogy
Currently held by SHELBY, MICHAEL A
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 AB9YA's current licensee, walking backwards.
- SHELBY, MICHAEL AINgranted 2010-08-02cancelled 2010-11-22
Successor callsigns
Callsigns held now by people who previously held AB9YA.
No current licensee on record previously held this callsign.