Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6GU callsign genealogy
Currently held by MC GREW, BARNEY 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 K6GU's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K6GU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6GU, oldest first.
- MC GREW, BARNEY J CA1987-09-08 → cancelled 1999-09-10
- LANYI, STEVE W FL2010-05-12 → cancelled 2022-07-26
- LUTZ III, ROGER CA2022-11-08 active