Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7FIR callsign genealogy
Currently held by Tryon, George M
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 K7FIR's current licensee, walking backwards.
- Tryon, GeorgeAZgranted 2013-09-11cancelled 2015-01-09
Successor callsigns
Callsigns held now by people who previously held K7FIR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7FIR, oldest first.
- VERDI, JAY J MT1999-05-26 → cancelled 2011-05-27
- Tryon, George M AZ2025-01-29 active