Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ1KJV callsign genealogy
Currently held by THOMAS, MICHAEL R
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 KJ1KJV's current licensee, walking backwards.
- THOMAS, MICHAEL ROHgranted 2021-09-21cancelled 2024-08-16
Successor callsigns
Callsigns held now by people who previously held KJ1KJV.
No current licensee on record previously held this callsign.