Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3ZTF callsign genealogy
Currently held by Frenchek, Zachary
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 K3ZTF's current licensee, walking backwards.
- Frenchek, ZacharyPAgranted 2020-10-30cancelled 2020-11-17
Successor callsigns
Callsigns held now by people who previously held K3ZTF.
No current licensee on record previously held this callsign.