Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1GMB callsign genealogy
Currently held by Bucknam, Gregory
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 K1GMB's current licensee, walking backwards.
- BUCKNAM, GREGORY MVAgranted 2010-09-04cancelled 2018-07-06
Successor callsigns
Callsigns held now by people who previously held K1GMB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1GMB, oldest first.
- Bennett, George M CT2005-03-12 → cancelled 2017-03-14
- Bucknam, Gregory VA2018-07-06 active