Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AA9GO callsign genealogy
Currently held by Halasz, Peter
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 AA9GO's current licensee, walking backwards.
- Halasz, PeterORgranted 2020-09-10cancelled 2020-10-06
Successor callsigns
Callsigns held now by people who previously held AA9GO.
- O CONNOR, MICHAEL QWIgranted 2016-10-28