Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC9BS callsign genealogy
Currently held by Mandrik, Paul J
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 AC9BS's current licensee, walking backwards.
- Mandrik, Paul JILgranted 2012-01-26cancelled 2012-03-27
Successor callsigns
Callsigns held now by people who previously held AC9BS.
No current licensee on record previously held this callsign.