Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0JFK callsign genealogy
Currently held by KING, JOHN F
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 K0JFK's current licensee, walking backwards.
- KING, JOHN FAEgranted 1995-10-06cancelled 2000-09-01
Successor callsigns
Callsigns held now by people who previously held K0JFK.
- KING, JOHN FVAgranted 2020-09-04