Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4WDT callsign genealogy
Currently held by DAVIS, ALONZO L
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 N4WDT's current licensee, walking backwards.
- Trousdale, William DKYgranted 2003-06-17cancelled 2012-03-13
Successor callsigns
Callsigns held now by people who previously held N4WDT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4WDT, oldest first.
- DAVIS, ALONZO L NC1991-08-06 → cancelled 2003-08-07
- Trousdale, William D KY2022-04-05 active