Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB0RX callsign genealogy
Currently held by Mackus, George 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 AB0RX's current licensee, walking backwards.
- Mackus, George AMOgranted 2001-04-05cancelled 2001-09-05
Successor callsigns
Callsigns held now by people who previously held AB0RX.
No current licensee on record previously held this callsign.