Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7DZN callsign genealogy
Currently held by Hlousek, Louis
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 W7DZN's current licensee, walking backwards.
- HLOUSEK, LOUISNVgranted 1996-04-29cancelled 2001-02-16
Successor callsigns
Callsigns held now by people who previously held W7DZN.
- Hlousek, LouisCOgranted 2022-11-11