Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5WXZ callsign genealogy
Currently held by KOENIG, DAVID 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 N5WXZ's current licensee, walking backwards.
- Simpson, Jon PTXgranted 2014-10-22cancelled 2017-01-06
Successor callsigns
Callsigns held now by people who previously held N5WXZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5WXZ, oldest first.
- KOENIG, DAVID A TX1991-10-22 → cancelled 2003-10-23
- Simpson, Jon P TX2017-01-06 active