Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9WZ callsign genealogy
Currently held by Bernstein, Melvin
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 W9WZ's current licensee, walking backwards.
- KORBAS, DONALD AWIgranted 2015-09-24cancelled 2017-02-10
Successor callsigns
Callsigns held now by people who previously held W9WZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9WZ, oldest first.
- Bernstein, Melvin FL2006-06-01 → cancelled 2015-01-21
- KORBAS, DONALD A WI2017-02-10 active