Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KX1SMT callsign genealogy
Currently held by Thatcher, Steve 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 KX1SMT's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KX1SMT.
No current licensee on record previously held this callsign.