Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1AMK callsign genealogy
Currently held by KLAUSE, AARON M
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 W1AMK's current licensee, walking backwards.
- KLAUSE, AARON MTXgranted 2005-11-01cancelled 2009-03-27
Successor callsigns
Callsigns held now by people who previously held W1AMK.
No current licensee on record previously held this callsign.