Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC3AB callsign genealogy
Currently held by CZERNIK, RICHARD 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 AC3AB's current licensee, walking backwards.
- CZERNIK, RICHARD JMDgranted 2011-09-07cancelled 2016-12-14
Successor callsigns
Callsigns held now by people who previously held AC3AB.
No current licensee on record previously held this callsign.