Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0ADG callsign genealogy
Currently held by GRIEFER, ALLAN D
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 N0ADG's current licensee, walking backwards.
- GRIEFER, ALLAN DCAgranted 2001-05-16cancelled 2001-08-21
Successor callsigns
Callsigns held now by people who previously held N0ADG.
- GRIEFER, ALLAN DNVgranted 2024-08-07