Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N6HDH callsign genealogy
Currently held by Brumm, Gary A
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 N6HDH's current licensee, walking backwards.
- Brumm, Gary ACAgranted 2012-06-28cancelled 2018-07-03
Successor callsigns
Callsigns held now by people who previously held N6HDH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N6HDH, oldest first.
- BRUMM, GARY CA1988-04-12 → cancelled 2000-04-13
- Brumm, Gary A CA2018-07-03 active