Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KM4QBM callsign genealogy
Currently held by Streitman, Alan I
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 KM4QBM'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 KM4QBM.
- Streitman, Alan IFLgranted 2016-03-15cancelled 2018-11-24