Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KY4DAD callsign genealogy
Currently held by DROZ, DOUGLAS D
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 KY4DAD's current licensee, walking backwards.
- DROZ, DOUGLAS DOHgranted 2014-08-04cancelled 2015-07-10
Successor callsigns
Callsigns held now by people who previously held KY4DAD.
No current licensee on record previously held this callsign.