Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9LLC callsign genealogy
Currently held by CLAUDE, LARRY 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 K9LLC's current licensee, walking backwards.
- BARRETT, DAVID SILgranted 2017-01-10cancelled 2017-01-28
Successor callsigns
Callsigns held now by people who previously held K9LLC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9LLC, oldest first.
- CLAUDE, LARRY L MN1999-04-08 → cancelled 2011-04-09
- BARRETT, DAVID S IL2017-01-28 active