Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4TRA callsign genealogy
Currently held by CORWITH, DAVID W
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 N4TRA's current licensee, walking backwards.
- Corwith, David WFLgranted 2016-11-03cancelled 2022-04-09
Successor callsigns
Callsigns held now by people who previously held N4TRA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4TRA, oldest first.
- CORWITH, DAVID W NY1998-12-10 → cancelled 2010-12-11
- Corwith, David W FL2022-04-09 active