Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7GZL callsign genealogy
Currently held by Lisonbee, Gene R
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 K7GZL's current licensee, walking backwards.
- LISONBEE, GENE RUTgranted 2012-06-28cancelled 2016-03-18
Successor callsigns
Callsigns held now by people who previously held K7GZL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7GZL, oldest first.
- MC CASLIN, JOEPETE WA1988-06-14 → cancelled 2000-06-15
- Lisonbee, Gene R UT2016-03-18 active