Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KW0AM callsign genealogy
Currently held by OWEN JR, WILLIAM E
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 KW0AM's current licensee, walking backwards.
- OWEN JR, WILLIAM EWIgranted 2010-02-17cancelled 2018-04-27
- KB0FKYno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KW0AM.
- STAMPFLI, TYLER BCOgranted 2019-04-09
All historical holders
Every license row we've seen with the callsign KW0AM, oldest first.
- STAMPFLI, TYLER B CO2007-08-07 → cancelled 2009-04-18
- OWEN JR, WILLIAM E MN2018-04-27 active