Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7TZI callsign genealogy
Currently held by Cook, Jared W
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 K7TZI's current licensee, walking backwards.
- Cook, Jared WWAgranted 2018-02-09cancelled 2020-10-24
Successor callsigns
Callsigns held now by people who previously held K7TZI.
No current licensee on record previously held this callsign.