Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB3CY callsign genealogy
Currently held by Clark, Gregory L
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 AB3CY's current licensee, walking backwards.
- Clark, Gregory LMDgranted 1998-06-20cancelled 2005-04-18
Successor callsigns
Callsigns held now by people who previously held AB3CY.
No current licensee on record previously held this callsign.