Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KT0AST callsign genealogy
Currently held by Turner, Michael J
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 KT0AST's current licensee, walking backwards.
- Turner, Michael JCAgranted 2025-06-06cancelled 2025-06-24
Successor callsigns
Callsigns held now by people who previously held KT0AST.
No current licensee on record previously held this callsign.