Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K8STH callsign genealogy
Currently held by Heiks, Susan T
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 K8STH's current licensee, walking backwards.
- Heiks, Susan TOHgranted 2003-06-05cancelled 2007-04-07
Successor callsigns
Callsigns held now by people who previously held K8STH.
No current licensee on record previously held this callsign.