Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM4DDB callsign genealogy
Currently held by Dobbs, Brian 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 KM4DDB's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KM4DDB.
- Dobbs, Brian MTNgranted 2015-01-16cancelled 2020-02-22