Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB3SJM callsign genealogy
Currently held by Delmarva Amateur Radio Club
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 KB3SJM'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 KB3SJM.
- K3DRCactiveDelmarva Amateur Radio ClubMDgranted 2019-03-11