Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB4TJM callsign genealogy
Currently held by MOORE, TIM J
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 KB4TJM's current licensee, walking backwards.
- MOORE, TIM JGAgranted 2007-02-20cancelled 2007-03-24
Successor callsigns
Callsigns held now by people who previously held KB4TJM.
No current licensee on record previously held this callsign.