Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4AVT callsign genealogy
Currently held by ELLIS, THOMAS H
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 N4AVT's current licensee, walking backwards.
- MARTINEZ, SERGIO AFLgranted 2020-08-21cancelled 2022-07-23
Successor callsigns
Callsigns held now by people who previously held N4AVT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4AVT, oldest first.
- ELLIS, THOMAS H GA1995-01-24 → cancelled 2007-01-25
- MARTINEZ, SERGIO A FL2022-07-23 active