Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA5WH callsign genealogy
Currently held by HART SR, WILLIAM J
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 AA5WH's current licensee, walking backwards.
- HART SR, WILLIAM JNMgranted 2009-07-20cancelled 2015-03-31
Successor callsigns
Callsigns held now by people who previously held AA5WH.
- THOMAS, MATTHEW OTXgranted 2026-06-02
All historical holders
Every license row we've seen with the callsign AA5WH, oldest first.
- THOMAS, MATTHEW O TX2000-10-06 → cancelled 2006-08-22
- HART SR, WILLIAM J TX2025-03-04 active