Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6GPM callsign genealogy
Currently held by BENESH, ROBERT 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 N6GPM's current licensee, walking backwards.
- Matthews, Gregory PCAgranted 2011-05-05cancelled 2011-05-24
Successor callsigns
Callsigns held now by people who previously held N6GPM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6GPM, oldest first.
- BENESH, ROBERT M CA1998-08-18 → cancelled 2010-08-19
- Matthews, Gregory P CA2021-03-05 active