Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ4EZT callsign genealogy
Currently held by Dunn, Donald 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 KJ4EZT's current licensee, walking backwards.
- Dunn, Donald JNCgranted 2024-09-26cancelled 2024-10-16
Successor callsigns
Callsigns held now by people who previously held KJ4EZT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KJ4EZT, oldest first.
- Dunn, Donald J WA2008-06-27 → cancelled 2020-06-30
- Dunn, Donald J NC2024-10-16 active