Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AK4ZM callsign genealogy
Currently held by Fraser, Thomas
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 AK4ZM's current licensee, walking backwards.
- Fraser, ThomasFLgranted 2010-09-15cancelled 2012-11-26
Successor callsigns
Callsigns held now by people who previously held AK4ZM.
No current licensee on record previously held this callsign.