Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N0TGD callsign genealogy
Currently held by Hartzell, David 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 N0TGD's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held N0TGD.
- Hartzell, DavidCOgranted 2012-08-16cancelled 2015-07-29