Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9ZW callsign genealogy
Currently held by Weinert, Steven R
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 K9ZW's current licensee, walking backwards.
- Weinert, Steven RWIgranted 2001-03-27cancelled 2006-01-21
Successor callsigns
Callsigns held now by people who previously held K9ZW.
- Weldon, Warren KAKgranted 2003-09-30cancelled 2015-10-01
All historical holders
Every license row we've seen with the callsign K9ZW, oldest first.
- Weldon, Warren K AK2002-04-03 → cancelled 2003-09-30
- Weinert, Steven R WI2025-11-25 active