Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3AST callsign genealogy
Currently held by Trandahl, Alexander 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 K3AST's current licensee, walking backwards.
- TRANDAHL, ALEXANDER SPAgranted 2025-01-07cancelled 2025-12-09
Successor callsigns
Callsigns held now by people who previously held K3AST.
No current licensee on record previously held this callsign.