Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6STC callsign genealogy
Currently held by Crosby, Tom
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 K6STC's current licensee, walking backwards.
- Crosby, TomCAgranted 2022-10-12cancelled 2022-11-11
Successor callsigns
Callsigns held now by people who previously held K6STC.
No current licensee on record previously held this callsign.