Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7GDC callsign genealogy
Currently held by Clark, Gregory 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 W7GDC's current licensee, walking backwards.
- Clark, Gregory DAZgranted 2015-05-21cancelled 2015-06-13
Successor callsigns
Callsigns held now by people who previously held W7GDC.
No current licensee on record previously held this callsign.