Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2ZA callsign genealogy
Currently held by ZARUBA JR, JOHN 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 K2ZA's current licensee, walking backwards.
- ZARUBA JR, JOHN ANJgranted 2000-07-18cancelled 2010-01-05
Successor callsigns
Callsigns held now by people who previously held K2ZA.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K2ZA, oldest first.
- Zaruba, John A NJ2008-03-04 → cancelled 2009-10-31
- ZARUBA JR, JOHN A NJ2019-12-05 active