Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7ZL callsign genealogy
Currently held by FORD, OWEN 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 W7ZL's current licensee, walking backwards.
- Hallamek, John AAZgranted 1995-02-22cancelled 2003-01-14
Successor callsigns
Callsigns held now by people who previously held W7ZL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7ZL, oldest first.
- FORD, OWEN J OR1995-10-04 → cancelled 1996-02-10
- Hallamek, John A AZ2023-11-01 active