Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB3DC callsign genealogy
Currently held by Novak, Greg 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 AB3DC's current licensee, walking backwards.
- Cyanam, DineshDCgranted 2010-06-01cancelled 2012-04-03
Successor callsigns
Callsigns held now by people who previously held AB3DC.
- Novak, Greg AMDgranted 2005-06-04cancelled 2015-02-07
All historical holders
Every license row we've seen with the callsign AB3DC, oldest first.
- Novak, Greg A MD2001-11-27 → cancelled 2005-06-04
- Cyanam, Dinesh MI2022-01-11 active