Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AB1ZZ callsign genealogy
Currently held by Zibluk, Jeffrey 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 AB1ZZ's current licensee, walking backwards.
- Zibluk, Jeffrey JCTgranted 2010-03-12cancelled 2016-04-19
Successor callsigns
Callsigns held now by people who previously held AB1ZZ.
- Zibluk, Jeffrey JCTgranted 2016-05-20cancelled 2016-06-10