Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2TWZ callsign genealogy
Currently held by PANZER, RICHARD
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 K2TWZ's current licensee, walking backwards.
- Williver, Thomas SNJgranted 2018-07-24cancelled 2018-10-12
Successor callsigns
Callsigns held now by people who previously held K2TWZ.
- Williver, Thomas SNJgranted 2020-02-19
All historical holders
Every license row we've seen with the callsign K2TWZ, oldest first.
- PANZER, RICHARD FL1994-08-31 → cancelled 2005-02-10
- Williver, Thomas S NJ2018-10-12 → cancelled 2020-02-19