Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC9ZAM callsign genealogy
Currently held by Pinkowski, Ben C
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 KC9ZAM's current licensee, walking backwards.
- Pinkowski, Ben CMIgranted 2004-02-18cancelled 2009-03-10
Successor callsigns
Callsigns held now by people who previously held KC9ZAM.
No current licensee on record previously held this callsign.