Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM4J callsign genealogy
Currently held by SOLOMON, JOSEPH
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 KM4J's current licensee, walking backwards.
- SOLOMON, JOSEPHFLgranted 1997-12-09cancelled 2000-06-20
Successor callsigns
Callsigns held now by people who previously held KM4J.
No current licensee on record previously held this callsign.