Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4ZTI callsign genealogy
Currently held by Ginn, Jerry H
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 W4ZTI's current licensee, walking backwards.
- Ginn, Jerry HGAgranted 2016-10-18cancelled 2024-04-09
Successor callsigns
Callsigns held now by people who previously held W4ZTI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4ZTI, oldest first.
- GARRETT, CHARLES W SC2007-09-19 → cancelled 2019-12-19
- Ginn, Jerry H GA2024-04-09 active