Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KI6YZ callsign genealogy
Currently held by LARABELL, JOSEPH 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 KI6YZ's current licensee, walking backwards.
- Sawyer, Thomas RCAgranted 2009-05-01cancelled 2013-03-15
Successor callsigns
Callsigns held now by people who previously held KI6YZ.
- Sawyer, Thomas RCAgranted 2018-11-24
All historical holders
Every license row we've seen with the callsign KI6YZ, oldest first.
- LARABELL, JOSEPH L CA1989-06-06 → cancelled 2001-06-07
- Sawyer, Thomas R CA2013-03-15 → cancelled 2018-11-24