Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4KAZ callsign genealogy
Currently held by Zeringue, Keith 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 W4KAZ's current licensee, walking backwards.
- Zeringue, Keith ANCgranted 1999-09-21cancelled 2000-04-04
Successor callsigns
Callsigns held now by people who previously held W4KAZ.
No current licensee on record previously held this callsign.