Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N3ADT callsign genealogy
Currently held by HOFELING, David B
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 N3ADT's current licensee, walking backwards.
- HOFELING, DAVID BMDgranted 2009-05-20cancelled 2016-07-26
Successor callsigns
Callsigns held now by people who previously held N3ADT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N3ADT, oldest first.
- KILLMON, CHARLES F DE1996-12-12 → cancelled 2008-12-13
- HOFELING, David B MD2016-07-26 active