Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD4MEZ callsign genealogy
Currently held by Mezzanotte Sr, Dominic
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 KD4MEZ's current licensee, walking backwards.
- Mezzanotte Sr, DominicVAgranted 2022-11-18cancelled 2022-12-20
Successor callsigns
Callsigns held now by people who previously held KD4MEZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD4MEZ, oldest first.
- OSBURN, WILLIAM L TN1992-05-12 → cancelled 2004-05-13
- Mezzanotte Sr, Dominic NE2022-12-20 active