Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KY4DN callsign genealogy
Currently held by MASSIE, RICHARD A
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 KY4DN's current licensee, walking backwards.
- MASSIE, RICHARD AVAgranted 2011-12-13cancelled 2021-01-07
Successor callsigns
Callsigns held now by people who previously held KY4DN.
No current licensee on record previously held this callsign.