Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7GMB callsign genealogy
Currently held by Bush, Gregory 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 W7GMB's current licensee, walking backwards.
- Bush, Gregory MWAgranted 2014-05-12cancelled 2014-05-30
Successor callsigns
Callsigns held now by people who previously held W7GMB.
No current licensee on record previously held this callsign.