Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA9ZTI callsign genealogy
Currently held by LOUCKA JR, JOSEPH A
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 KA9ZTI's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KA9ZTI.
- LOUCKA JR, JOSEPH ATNgranted 1997-10-27cancelled 2002-03-22