Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7BMJ callsign genealogy
Currently held by Johnson, Benjamin 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 K7BMJ's current licensee, walking backwards.
- Johnson, Benjamin MWAgranted 2016-04-21cancelled 2016-05-20
Successor callsigns
Callsigns held now by people who previously held K7BMJ.
No current licensee on record previously held this callsign.