Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK7JDK callsign genealogy
Currently held by King Sr, Jeffrey 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 KK7JDK's current licensee, walking backwards.
- King Sr, Jeffrey DAZgranted 2022-02-08cancelled 2022-02-26
Successor callsigns
Callsigns held now by people who previously held KK7JDK.
No current licensee on record previously held this callsign.