Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9LDZ callsign genealogy
Currently held by KASH, 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 W9LDZ's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W9LDZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9LDZ, oldest first.
- Kash, Bernard B IL2017-03-02 → cancelled 2024-07-22
- KASH, DONALD J IL2024-08-10 active