Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9MJR callsign genealogy
Currently held by RAUEN, MATT 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 K9MJR's current licensee, walking backwards.
- RAUEN, MATT JILgranted 2007-08-06cancelled 2008-02-09
Successor callsigns
Callsigns held now by people who previously held K9MJR.
No current licensee on record previously held this callsign.