Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5JDK callsign genealogy
Currently held by KING, JOHN 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 K5JDK's current licensee, walking backwards.
- KING, JOHN DNMgranted 1995-03-21cancelled 2004-10-30
Successor callsigns
Callsigns held now by people who previously held K5JDK.
No current licensee on record previously held this callsign.