Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6FMB callsign genealogy
Currently held by Bosscher, Richard
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 K6FMB's current licensee, walking backwards.
- Bosscher, RichardCAgranted 2012-01-06cancelled 2012-02-07
Successor callsigns
Callsigns held now by people who previously held K6FMB.
No current licensee on record previously held this callsign.