Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KM4OA callsign genealogy
Currently held by Melnick, David W
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 KM4OA's current licensee, walking backwards.
- Melnick, David WFLgranted 2010-03-02cancelled 2010-04-09
Successor callsigns
Callsigns held now by people who previously held KM4OA.
No current licensee on record previously held this callsign.