Confidence: Medium · Source: FCC ULS · As of 2026-09-09
K9FJM callsign genealogy
Currently held by Monestero Mr, Frank 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 K9FJM's current licensee, walking backwards.
- Monestero, Frank JWIgranted 2013-01-25cancelled 2013-02-15
Successor callsigns
Callsigns held now by people who previously held K9FJM.
No current licensee on record previously held this callsign.