Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W0DI callsign genealogy
Currently held by Auten, Allen 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 W0DI's current licensee, walking backwards.
- Trigg, Bryan TCOgranted 2014-12-02cancelled 2019-07-30
Successor callsigns
Callsigns held now by people who previously held W0DI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W0DI, oldest first.
- Auten, Allen C CO2007-04-18 → cancelled 2019-07-11
- Trigg, Bryan T CO2019-07-30 active