Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KZ4TJT callsign genealogy
Currently held by Todd, 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 KZ4TJT's current licensee, walking backwards.
- Todd, Tim JTNgranted 2020-07-30cancelled 2020-08-21
Successor callsigns
Callsigns held now by people who previously held KZ4TJT.
No current licensee on record previously held this callsign.