Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3WNZ callsign genealogy
Currently held by COWAN, LOUIS W
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 K3WNZ's current licensee, walking backwards.
- Santoro, Kimberly APAgranted 2017-09-18cancelled 2018-05-11
Successor callsigns
Callsigns held now by people who previously held K3WNZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K3WNZ, oldest first.
- COWAN, LOUIS W PA1987-12-29 → cancelled 1999-12-30
- Santoro, Kimberly A PA2018-05-11 active