Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK4YZY callsign genealogy
Currently held by Lisenby, Terry S
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 KK4YZY'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 KK4YZY.
- Lisenby, Terry SNCgranted 2014-07-08cancelled 2026-07-09