Confidence: Medium · Source: FCC ULS · As of 2026-09-11
K9MAT callsign genealogy
Currently held by Simonis, Matthew J
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 K9MAT's current licensee, walking backwards.
- Simonis, Matthew JWAgranted 2002-05-22cancelled 2002-06-18
Successor callsigns
Callsigns held now by people who previously held K9MAT.
- ROGERS, PATRICK AFLgranted 2013-09-17cancelled 2026-03-06