Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC9SLT callsign genealogy
Currently held by Thomas, Stephen L
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 KC9SLT's current licensee, walking backwards.
- Thomas, Stephen LWIgranted 2010-04-01cancelled 2010-04-20
Successor callsigns
Callsigns held now by people who previously held KC9SLT.
No current licensee on record previously held this callsign.