Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB6TOM callsign genealogy
Currently held by SIBLEY, TOMMY D
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 KB6TOM's current licensee, walking backwards.
- SIBLEY, TOMMY DCAgranted 2006-07-27cancelled 2011-03-01
Successor callsigns
Callsigns held now by people who previously held KB6TOM.
No current licensee on record previously held this callsign.