Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N6DMB callsign genealogy
Currently held by Biener, Donald 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 N6DMB's current licensee, walking backwards.
- Biener, Donald MCAgranted 2009-05-20cancelled 2009-09-04
Successor callsigns
Callsigns held now by people who previously held N6DMB.
No current licensee on record previously held this callsign.