Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AB3ZK callsign genealogy
Currently held by Nawrocki, Joseph S
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 AB3ZK's current licensee, walking backwards.
- Nawrocki, Joseph SPAgranted 2012-10-10cancelled 2016-06-21
Successor callsigns
Callsigns held now by people who previously held AB3ZK.
No current licensee on record previously held this callsign.