Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA3X callsign genealogy
Currently held by HUDAK, JOHN 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 KA3X's current licensee, walking backwards.
- FORTNER, MICHAEL CGAgranted 2013-07-30cancelled 2017-02-07
Successor callsigns
Callsigns held now by people who previously held KA3X.
- FORTNER, MICHAEL CGAgranted 2025-08-26
All historical holders
Every license row we've seen with the callsign KA3X, oldest first.
- HUDAK, JOHN J PA2005-01-12 → cancelled 2017-01-18
- FORTNER, MICHAEL C GA2017-02-07 → cancelled 2025-08-26