Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4TNK callsign genealogy
Currently held by ALESSI, THOMAS J
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 K4TNK's current licensee, walking backwards.
- DUNN, DAVID NGAgranted 2007-04-10cancelled 2016-04-23
Successor callsigns
Callsigns held now by people who previously held K4TNK.
- ALESSI, THOMAS JCTgranted 2023-11-02
All historical holders
Every license row we've seen with the callsign K4TNK, oldest first.
- ALESSI, THOMAS J NC2013-12-24 → cancelled 2014-01-28
- DUNN, DAVID N GA2026-03-17 active