Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KI4KZN callsign genealogy
Currently held by WILLIAMSON JR, JIMMIE L
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 KI4KZN's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KI4KZN.
- WILLIAMSON JR, JIMMIE LSCgranted 2020-02-19