Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KM4MWJ callsign genealogy
Currently held by Silverman, Laurence
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 KM4MWJ'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 KM4MWJ.
- Silverman, LaurenceKYgranted 2015-09-18cancelled 2016-03-01