Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7HWZ callsign genealogy
Currently held by MASON, GERALD E
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 K7HWZ's current licensee, walking backwards.
- Mason, Mark AORgranted 2002-07-22cancelled 2009-09-26
Successor callsigns
Callsigns held now by people who previously held K7HWZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7HWZ, oldest first.
- MASON, GERALD E OR1996-12-10 → cancelled 2008-12-11
- Mason Mr., Mark A OR2019-08-23 active