Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK4MZT callsign genealogy
Currently held by RALEY, DAVID 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 KK4MZT'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 KK4MZT.
- RALEY, DAVID MNCgranted 2023-03-03