Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N6GMB callsign genealogy
Currently held by BOLTON, GEOFFREY 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 N6GMB's current licensee, walking backwards.
- BOLTON, GEOFFREY MCAgranted 2018-03-02cancelled 2018-07-13
Successor callsigns
Callsigns held now by people who previously held N6GMB.
No current licensee on record previously held this callsign.