Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9ZW callsign genealogy
Currently held by LA REAU, THEODORE H
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 N9ZW's current licensee, walking backwards.
- ZILIS, STEVEN GTXgranted 2022-11-05cancelled 2023-06-22
Successor callsigns
Callsigns held now by people who previously held N9ZW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9ZW, oldest first.
- LA REAU, THEODORE H WI2011-03-08 → cancelled 2023-06-02
- ZILIS, STEVEN G TX2023-06-22 active