Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA5TD callsign genealogy
Currently held by DURHAM, THOMAS G
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 AA5TD's current licensee, walking backwards.
- DURHAM, THOMAS GFLgranted 2013-03-26cancelled 2022-04-05
Successor callsigns
Callsigns held now by people who previously held AA5TD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AA5TD, oldest first.
- SCHUHMACHER, RICHARD H TX1992-07-28 → cancelled 2004-07-29
- DURHAM, THOMAS G FL2022-04-05 active