Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7SJT callsign genealogy
Currently held by Tirfing, Soren 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 K7SJT's current licensee, walking backwards.
- Tirfing, Soren JCAgranted 2007-08-01cancelled 2007-08-24
Successor callsigns
Callsigns held now by people who previously held K7SJT.
No current licensee on record previously held this callsign.