Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KX4WK callsign genealogy
Currently held by Yannizzi, Larry M
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 KX4WK's current licensee, walking backwards.
- Yannizzi, Larry MTNgranted 2013-03-08cancelled 2020-01-10
Successor callsigns
Callsigns held now by people who previously held KX4WK.
No current licensee on record previously held this callsign.