Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4BMM callsign genealogy
Currently held by Johnson, Brent E
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 N4BMM's current licensee, walking backwards.
- Johnson, Brent EKYgranted 2022-01-10cancelled 2022-01-29
Successor callsigns
Callsigns held now by people who previously held N4BMM.
- JOHNSON, LARRY BKYgranted 1988-06-21cancelled 2000-06-22